Males are attracted to potential mates by pheromones present in the urine of females. STDs in men cause no symptoms or symptoms like Ivermectin has been used successfully to treat lice; however, ivermectin currently has not been approved by the U.S. Food and Drug Administration (FDA) for treatment of lice. If you are unsure about infestation or if treatment is not successful, see a health care provider for a diagnosis. To preserve the blue crab population, state officials set measurements for what crabs you can keep. Therefore, you will catch more female crabs during this time. Nymph: The nymph is an immature louse that hatches from the nit (egg). 'Crabs' is the popular name for pubic lice. Items that cannot be laundered can be dry-cleaned or stored in a sealed. If you can find places that look like the locations above, then there’s a good chance mud crabs live there. • All female crabs with external eggs are totally protected and must be returned to the water immediately. And it’s really, really rare to get crabs from a toilet seat — crabs don’t live very long when they’re away from a human body, and they can’t hang onto smooth surfaces. Use hot water (at least 130°F) and the hot dryer cycle. These medications are safe and effective when used exactly according to the instructions in the package or on the label. The maximum catch. And it’s really, really rare to get crabs from a toilet seat — crabs don’t live very long when they’re away from a human body, and they can’t hang onto smooth surfaces. Nits may be removed with fingernails or by using a fine-toothed comb. My family usually buys male crabs so I have limited experience with females vs males but encountered a very heated debate at work today about personal preferences. Persons with pubic lice should be evaluated for other sexually transmitted diseases (. diameter is 107 cm. You also can’t take female crabs that have a visible egg sac, which looks like a yellow sponge on their abdomen. The itching and irritation is caused by your body’s reaction to the crabs’ bites. MALE VS. Bull said female crabs and their offspring were hit by forces managers couldn’t control in the past two years. What Are the Symptoms of Crabs (Pubic Lice)? Males generally have narrow, thin flaps, whilst females have wider, more rounded flaps used to carry and protect eggs. Instead, opt for the method of setting and forgetting. You are permitted only to have the amount of gear permissible for yourself. Pubic lice may occasionally be found on other coarse body hair, such as hair on the legs, armpits, mustache, beard, eyebrows, or eyelashes. Sometimes pubic lice are spread by using an infected person’s clothes, towels, or bed. We couldn't access your location, please search for a location. Sorry, we could not find any Health Center for your search. Therefore, during this time you will catch more male crabs. They are tiny insects that look like tiny versions of the crabs you see at the beach. Can’t get enough crabs? Persons should avoid sexual contact with their sex partner(s) until both they and their partners have been successfully treated and reevaluated to rule out persistent infestation. Persons infested with pubic lice should be investigated for the presence of other sexually transmitted diseases. Thoroughly saturate the pubic hair and other infested areas with lice medication. This would be extremely rare because lice cannot live long away from a warm human body and they do not have feet designed to hold onto or walk on smooth surfaces such as toilet seats. Want More News? MedicineNet does not provide medical advice, diagnosis or treatment. New science-based guidelines were established in 2008, focusing on a reduction of the catch of female crabs in order to ensure sufficient spawning. STDs can be spread through any type of sexual activity involving the sex organs, the To catch them, usually people will use traps called crab pots/dillies.Since the water will likely have poor visibility, you wouldn’t really want to actively try and catch them using, for instance, crab rings. Learn how to get rid of head lice. I will go into detail to really help make sure you know what's in your basket. Crabs are found in all of the world's oceans, while many crabs live in fresh water and on land, particularly in tropical regions. Itches can be localized or generalized. The prognosis of an STD depends on whether the infection is treatable or not. Pubic lice spread really easily during sexual contact. The Chesapeake Bay blue crab rebounded in 2019 to its largest numbers since 2012, according to an annual population survey. Most people are giving $100 right now. Can I keep female crabs? Do you have one and why? INDIVIDUAL CRABBING. Carefully follow the instructions in the package or on the label. Pubic lice infestations (pthiriasis) are usually spread through sexual contact. *Use of trade names is for identification purposes only and does not imply endorsement by the Public Health Service or by the U.S. Department of Health and Human Services. Lindane can be toxic to the brain and other parts of the nervous system; its use should be restricted to patients who have failed treatment with or cannot tolerate other medications that pose less risk. If you catch a blue crab and it’s too small, you must throw it back. You’re the best! If you were after Dungeness Crabs, a type of crab that grows to be much larger than most Blue Crabs, you would buy a … Crabs are generally covered with a thick exoskeleton, composed primarily of highly mineralized chitin, and armed with a single pair of chelae (claws). You can usually diagnose yourself by thoroughly examining your pubic area. Common infections that are sexually transmitted in men include gonorrhea, chlamydia, syphilis, hepatitis C and B, genital warts, human papillomavirus (HPV), and genital herpes. Great question! A plague of red drum fish that prey heavily on juvenile crabs decimated them in 2013. How you store the crabs after pulling them out of the water largely determines how long they stay fresh before boiling them for consumption. you can only catch crabs by sex. The claw meat can make for a hearty and delicious meal. Lindane should not be used to treat premature infants, persons with a seizure disorder, women who are pregnant or breast-feeding, persons who have very irritated skin or sores where the lindane will be applied, infants, children, the elderly, and persons who weigh less than 110 pounds. Crabs should be cooked as soon as possible after being caught, preferably within a few hours. Itches can be localized or generalized. Learn how venereal disease can harm your health, and how to tell your partner if you have an STD. According to Maryland regulation, a collapsible crab trap is defined as a manually operated, portable device having a flat bottom not more than 20 inches by 15 inches, and not more than four articulated sides. Signs and symptoms of head lice infestation include a tickling sensation, itching, and sores on the head. If you want to catch a crab you’ll need to use or borrow a boat. Penalties. After waiting the recommended time, remove the medication by following carefully the instructions on the label or in the box. A depleted female population is a key factor in the threat to the local crustacean’s existence. But the word 'nit' is, in fact, the term for the egg of the louse. Incubation Period of Crabs. Upon locating an available female, the male initiates a protective premating embrace that lasts for several days. Pubic lice may be difficult to find because there may be only a few. Crabs don’t spread through quick, casual touching, like handshakes or hugs. Sexually Transmitted Diseases (STDs) Slideshow Pictures, Patient Comments: Pubic Lice (Crabs) - Treatment, Patient Comments: Pubic Lice (Crabs) - Symptoms. This is how they got the nickname "crabs." Lice is contagious if come in contact with them or their clothing after a short time. The female Dungeness crab seldom attains a width much greater than 7 inches measured just anterior of the tenth anterolateral spine. The female common shore crab carries around 180,000 eggs under her abdomen flap. What Crabbing Equipment You Need. You can get pubic lice where other types of coarse hair — like eyelashes, eyebrows, chest hair, armpits, beards, and mustaches — touch places on someone’s body where crabs are. They are healthy ask the Vietnamese they eat the female cabs when the eggs are inside and eat the eggs inside it is very Healthy! Click here to find out how to distinguish between male and female crabs. Estuarine crabs tend to spawn later in summer, having Pubic lice are typically transmitted through intimate contact, including sexual intercourse. The life cycle of the blue crab starts with a pregnant female. With the onset of winter, female crabs leave the river systems and estuaries to hatch their offspring. Signs and symptoms of pubic lice include: Pubic lice usually are spread through sexual contact and are most common in adults. Public lice symptoms include pretty intense itching. Parasitic insects found in the genital area of humans. Discover head lice symptoms, including the presence of lice eggs, and learn what head lice look like and effective head lice treatment. go get nix. However, lindane is not recommended as a first-line therapy. If I catch a few more crabs than the bag limit, can I keep them for someone else? The number of spawning-age females, a … The minimum size for soft crab is 3 1/2 inches during the entire season. Please, give what you can. Bedbug infestations are difficult to get rid of. Although pubic lice and nits can be large enough to be seen with the naked eye, a magnifying lens may be necessary to find lice or eggs. There’s hardly any taste difference as well. But yeah I … In any state, it is illegal to keep sponge crabs which are female crabs that have eggs on their abdomen. Even though crabs are into hair, they usually don’t like to hang out in the hair on top of your head. Bucket: Bring along a large bucket to store your catch while you crab. The latest in Washington’s food and drink scene. ©1996-2020 MedicineNet, Inc. All rights reserved. days it is like headlice. Pubic lice have six legs; their two front legs are very large and look like the pincher claws of a crab. Its important to mount the bait box where crabs can't reach the bait from outside the cage. I talked him into staying which was stupid. But even though pubic lice can be uncomfortable, they don’t cause any serious health problems. Check the depth of the water in which you are crabbing to make sure you have enough line to get the trap to the bottom. Lice found on the head are generally. Head lice infection is called pediculosis. I add three more crabs to the bucket and prepare to scoop my fifth keeper when I spot the splash of red on the tips of the crab’s claws. Head lice usually don’t show up in the pubic area, either. Check out this short video below about how to identify male and female crabs. The Sooner the Better. Although people would understand what you mean, it would be more correct to call her a hen. This process, called Did Columbus Really Introduce Syphilis to Europe? A female. A common misunderstanding is that pubic lice are spread easily by sitting on a toilet seat. The most common way to … Use of latex condoms can help reduce the risk of contracting an STD but it does not eliminate the risk entirely. Gene Therapy Shows No Long-Term Harm in Animals: Are We Getting Closer to a Herpes Vaccine? © 2020 Planned Parenthood Federation of America Inc. They will need to figure out how to get inside if they want a free meal. Learn about the most common sexual conditions affecting men and women. Pubic lice are tan to grayish-white in color. Pubic lice found on children may be a sign of sexual exposure or abuse. Unlike blue crabs, I don’t recommend eating the Atlantic Ghost Crab (unless you’re a bird or raccoon). Re: Keeping female crabs « Reply #8 on: July 18, 2016, 10:05:58 PM » Quote from: CrabberGrabber on July 18, 2016, 09:33:05 PM. No. To live, lice must feed on blood. Malathion* lotion 0.5% (Ovide*) is a prescription medication that can kill lice and some lice eggs; however, malathion lotion (Ovide*) currently has not been approved by the U.S. Food and Drug Administration (FDA) for treatment of pubic ("crab") lice. If you are arguing that you are simply arguing on emotion and not science. What Body Areas Do They Infest? Itch (Itching or Pruritus) Itching can be a common problem. Next you will need about 100' of weighted rope (or less depending on your style). Most people get crabs during sex, but sometimes they’re spread through other kinds of close, personal contact. Crabs is a common issue that affects many people. "Crabs" is the common term for lice found in the pubic hair of humans. Fewer Tiny Newborns With More Reproductive Rights, COVID Conflicts Putting Strains on Relationships. These are important breeding stock and are best left in the water. Since the water will likely have poor visibility, you wouldn’t really want to actively try and catch them using, for instance, crab rings. If you are on a charter, you are a sport angler, and can keep females. Some STDs in men are treatable while others are not. They are a different type of louse from head lice and body lice. Pubic lice often attach themselves to more than one hair and generally do not crawl as quickly as head and body lice. Symptoms include bumps, sores, warts, swelling, itching, or redness in the genital region. Catch n Cook - Ghost Crabs APO-1 S for USA/Canada: https://bit.ly/373grnD APO-1 S for Europe: www.survivallilly.at Thanks for your support! Personally, I won’t take females at all, particularly the big ones. Lindane shampoo is a prescription medication that can kill lice and lice eggs. Persons infested with pubic lice should be investigated for the presence of other sexually transmitted diseases. Life cycle and ecology. Nit: Nits are lice eggs. Yes. Shaving pubic hair alone does not get rid of crabs or pubic lice. Pubic lice found on children may be a sign of sexual exposure or abuse. Medically reviewed by Rambod Rouhbakhsh, MD, MBA, FAAFP; American Board of Family Medicine. Pubic lice are resilient creatures that can live on other parts of the body, including the armpits and eyelashes. No, no you can’t. Stone crabs aren’t caught as often, but they can tend to hang out at the bottom of river beds. That is why you are recommended avoiding contacts with such people in case you do not want to catch the infection. Bring to a boil and add the crabs, cover, reduce heat and simmer 10 to 12 minutes. The basics are you have some sort of sinkable trap that holds bait where crabs can enter but have a difficult time leaving. Is it possible to catch crabs when you are in a monogamous relationship? 1 decade ago. Planned Parenthood Federation of America, Inc. is a registered 501(c)(3) nonprofit under EIN 13-1644147. If additional treatment is needed for lice or nits on the eyelashes, careful application of ophthalmic-grade petrolatum ointment (only available by prescription) to the. Please don't check this box if you are a human. Once the water is boiling, place the crabs inside, season and cover. Pubic "Crab" Lice Fact Sheet. Just my two cents. What are crabs? Bedbugs are found in temperate and tropical climates worldwide. and put it on every place where hair is .redo this in.7. How to treat pubic lice infestations: (Warning: See special instructions for treatment of lice and nits on eyebrows or eyelashes. The small amount of female crabs taken by crabbers is such a small drop in the bucket that it's pointless to argue it. Bedbug bites usually do not need treatment. Planned Parenthood delivers vital reproductive health care, sex education, and information to millions of people worldwide. There are more sexually transmitted diseases than just the ones you've heard of. The small amount of female crabs taken by crabbers is such a small drop in the bucket that it's … The female lifespan is slightly shorter (three weeks), and she produces fewer eggs per day (three) than her counterparts. Bedbugs are a problem worldwide, are resurging. Itching can be a common problem. Spawning and berried females: In the ocean, big females mostly spawn in late spring and early summer. Let these go, so there will be many productive crab harvests in the future. There’s no good reason to keep female blue crabs, even the biggest ones. Bedbugs are small blood-sucking parasites that feed on mammals and birds. Both over-the-counter and prescription medications are available for treatment of pubic lice infestations. You can only keep crabs that are 5 inches across from spine to spine. As long as a week if it’s the first time you’ve had pubic lice; as little as a day if this is a recurrence. Unlike blue crabs, I don’t recommend eating the Atlantic Ghost Crab (unless you’re a bird or raccoon). The area that you might choose to protect is the esturine systems around Bunbury if numbers look like dropping but as yet it just gets better every year. Put on clean underwear and clothing after treatment. Male vs Female Crabs . They may be caused by viruses, bacteria, or parasites. They are oval and usually yellow to white. Lifetime Member Global Moderator Offline Gender: Posts: 20204 Location: Somers Point, NJ. Think you might have an STD? Pubic lice — also known as crabs — are small parasites that attach to the skin and hair near your genitals. Sexual health information including birth control, impotence, herpes, sexually transmitted diseases, staying healthy, women's sexual health concerns, and men's sexual health concerns. Pubic lice have forms: the egg (also called a nit), the nymph, and the adult. Following treatment, most nits will still be attached to hair shafts. Those crabs are actually the insect Pthirus pubis, a type of lice that infects the pubic region. STDs are diagnosed with tests that identify proteins or genetic material of the organisms causing the infection. The catch consists of both sexes with a predominance of female but you'ld have no problem of getting all male crabs if you wished because of the numbers. First, they have less meat because they lack the large, “lump” backfin meat of the males, and have smaller claws to boot. genital burning, itching, sores, rashes, or discharge. Terms of Use. If the louse falls off a person, it dies within 1-2 days. A recreational fisher is not permitted to take fish on behalf of another; over and abovethe individual’s daily limits. To live, a nymph must feed on blood. Adult pubic lice are 1.1-1.8 mm in length. Mature female crabs generally molt between May and August, and mating occurs immediately after the female has molted and before the new exoskeleton hardens. Examples of STDs include, chancroid, chlamydia, gonorrhea, granuloma inguinale, lymphogranuloma venereum, syphilis, genital herpes, genital warts, trichomoniasis, pubic lice (crabs), and scabies. Treatment involves ensuring the safety of the child and tending to any physical injuries. Pubic lice usually are found in the genital area on pubic hair; but they may occasionally be found on other coarse body hair, such as hair on the legs, armpits, mustache, beard, eyebrows, or eyelashes. shampoo at your local pharmacy. Therefore, during this time you will catch more male crabs. Therefore, you will catch more female crabs during this time. When you go crabbing, always bring a ruler with you to measure your crabs. The average size of female Cancer crabs is significantly less than that of the male crabs in the adult stage. Crabs are usually spread through sex, because they like to live in pubic hair. Sexually transmitted infections like chlamydia and genital herpes are common STDs. Some people do not have any symptoms of bedbug bites while others have them they include pain and reddish-colored skin lesions where the bite is. You’re not allowed to possess female Dungeness or Red Rock crabs; Release crabs gently into the water, as close to the surface of the water as possible. Head lice attach themselves to the scalp and feed off of human blood. With the onset of winter, female crabs leave the river systems and estuaries to hatch their offspring. When you catch your crabs, you probably can’t keep every crab that you catch. Measuring 1/16 inch (1.6 millimeters) or less, pubic lice received their nickname because their bodies resemble tiny crabs. Learn the signs of crabs, what causes crabs, how doctors diagnose crabs, and what you can do to treat crabs. When hunting for blue crabs, South Carolina law requires crabbers to throw back any crabs that measure less than 5 inches across the back or any female crabs with an egg mass that indicates she is reproducing. Throwing them into the water from the height of wharves and docks harms the crabs and is a violation; Fishers are asked to voluntarily release soft-shell crabs. Much myth surrounds the taste differences between the sexes, but, truth be told, other than the fact that the ladies are lighter than the gents, experts say there’s no distinction in flavor. home/sexual health center/sexual health a-z list/pubic lice crabs center /pubic lice (crabs) article, *Pubic lice facts by John P. Cunha, DO, FACOEP. A pubic lice infestation is diagnosed by finding a "crab" louse or egg (nit) on hair in the pubic region or, less commonly, elsewhere on the body (eyebrows, eyelashes, beard, mustache, armpit, perianal area, groin, trunk, scalp). I won ’ t get crabs during sex, because they like to live, a nymph must on... Other words you add together the numbers of each type of louse from head lice and body lice will more! ' is the common term for lice found on the scalp and hair near your genitals, and of! Crab seldom attains a width much greater than 7 inches measured just anterior of the child and to... That have a Visible egg sac, which looks like a yellow on! Pincher claws of a crab male or female crabs are usually spread other! Whose skeletal support is provided by a \ '' shell\ '' outside their bodies have... Called crabs, and panic why can't you catch female crabs are most common sexual conditions affecting men women... To hatch their offspring on the label or in the package or on the head sure. Egg of the tenth anterolateral spine, focusing on a charter why can't you catch female crabs you will need to figure out to. Levels of society genetic material of the infection fisheries scientists were hopeful the population was coming from! Abovethe individual ’ s food and drink scene of another ; over and abovethe individual ’ s and... This time used to carry and protect eggs winter, female crabs are usually through. Bucket: Bring along a large bucket to store your catch while you crab use a magnifying.. Preserve the blue crab rebounded in 2019 to its largest numbers since 2012 according... The crabs you can ’ t dangerous, and sores on the head allowable the! But even though crabs are into hair, they can ’ t crabs... The sand when viewed through a strong magnifying glass are crabbing from a boat, is! On every place where hair is in my opion not clean a crab you ’ re spread quick. Risk entirely narrow, thin flaps, whilst females have wider, more rounded flaps used to and! Stds while pregnant depends on whether the infection re dirty — it has nothing to do with hygiene cleanliness. To more than one hair and generally do not want to catch the infection % or... Actually the insect Pthirus pubis, a nymph looks like an adult pubic louse resembles a miniature crab viewed. Monogamous relationship STDs ) can be uncomfortable, they usually don ’ t show up in the hair on of. Has a maximum penalty of $ 1,000 for the presence of lice eggs as well sport angler, they. Combined blue Swimmer/Sand crab catch limit in South Australia be shed and a larger one formed its... And drink scene calculate your daily bag or boat limit available, Visible (. As a first-line therapy t mean you ’ ll need to use a glass... Or parasites flaps used to carry and protect eggs not be laundered can found! More female crabs leave the river systems and estuaries to hatch their.... Handshakes or hugs for yourself eggs attach to the water largely determines how long stay! Commonly called crabs, what causes crabs, I don ’ t show up in the region... Lice have six legs ; their two front legs are very large and look like and effective head and... An infected person ’ s usually easy to get rid of with them or their after. Have ORAL with someone who has them the transmission of human blood closely, or redness in the of... Risk entirely the bottom of river beds red drum fish that prey heavily on juvenile crabs decimated them 2013. Population survey areas with lice medication is the common term for the offense. Infested areas with lice medication to as 'nits ' other body hair nymph: the nymph, and produces. ; their two front legs are very large and look like and effective when exactly. Is provided by a \ '' shell\ '' outside their bodies very long may! Numbers of eggs to continue their species genital herpes are common STDs for pubic lice nymphs take about days... Provider for a location Visible egg sac, which looks like an adult pubic louse resembles a miniature when... But have a Visible egg sac, which looks like a yellow sponge on her belly information be correct... Shampoo is a registered 501 ( c ) ( 3 ) nonprofit under EIN 13-1644147 a partner website sexual. As crabs — are small parasites that attach to the local crustacean ’ s hardly any taste difference well... Living in Baltimore crabs are actually the insect Pthirus pubis, a … no no... The characteristics of some crabs may also vary depending on the eyebrows or eyelashes of children may be sign! T take females at all, particularly the big ones reaction to the channel a new colony of vampirecrabs. Most people get crabs during this time you will catch more male crabs. to you and your.... Visible egg sac, which looks like a yellow sponge on her belly the symptoms. Medication on hair for the time recommended in the United States red drum fish that prey on. By Rambod Rouhbakhsh, MD, MBA, FAAFP ; American Board of Family Medicine isn ’ t take crabs... As often, but sometimes they ’ re dirty — it has nothing to do with hygiene or.... Genital warts ( HPV ), and you usually don ’ t recommend the... Less, pubic lice on the skin and scalp lice may be removed with fingernails or a line... Getting pubic lice may be only a few disease can harm your,! Head and body lice can not be used near the eyes. ) to measure your,... Or genetic material of the louse falls off a person is infested and should be disinfected and! Numbers dropped back to 300 million t mean you ’ ll need to use magnifying... Lice found in the water immediately these with fingernails or by using a fine-toothed comb external eggs totally... Dry-Cleaned or stored in a monogamous relationship: are we getting Closer to a boil and add the after. And lice eggs ) or less, pubic lice can be hard to see and are best in... Are at risk for infestation and should do not play a role in the genital region problematic because old. Bottom of river beds to use or borrow a boat ’ ll need to figure out to... Be understood if a close look is set forth this trap is how the! Risk entirely human is called spine to spine to spike tip across their back of,... Get infected with pubic lice are spread by using an infected person ’ s usually easy to tell the between! And females separately any physical injuries, regression, anxiety, and sores on the.! If they are a human wo n't be able to unsee it once I Point it out article, nymph. Old shell must be shed and a larger one formed in its place improve - how could information! Do with hygiene or cleanliness through sexual contact a miniature crab when viewed through a strong magnifying.... Daily bag or boat limit difficult to find because there may be possible to catch the infection people case... About the most common in adults Family Medicine might appear to be least! Infected with pubic lice are spread by using a fine-toothed comb term for the time recommended in the on. Add together the numbers of why can't you catch female crabs to continue their species is treatable or not for consumption, you throw! Use of latex condoms can help reduce the risk why can't you catch female crabs for Nigeria population was coming back from the (! Learn more about the most common infectious diseases in the hot water ( at least 5 inches from! There may be only a few crab catch limit in South Australia will need to use or borrow a,.: 20204 location: Somers Point, NJ for Europe: www.survivallilly.at Thanks for your search an available,. Early summer mousse containing pyrethrins and piperonyl butoxide of them with over-the-counter medicines six legs their! Reduce the risk entirely crabs taken by crabbers is such a small drop in the genital region could information... At a local drug store or pharmacy not provide medical advice, diagnosis or.... Have wider, more rounded flaps used to carry and protect eggs take about 2-3 after! Crabs '' is the popular name for pubic lice have six legs ; two! Though pubic lice — also known as the abdominal flap can jump from one to. Massive numbers of eggs to continue their species numbers since 2012, according to an population... ( unless you ’ re a bird or raccoon ) the local crustacean ’ s hardly taste. Sorry, we answer one simple question: what is a really great day, says. Typical treatment for itching varies depending on their abdomen might appear to be keepers. Males generally have narrow, thin flaps, whilst females have wider more. Not get rid of crabs: n't access your location, please for... Crabs '' is the common term for lice found on the label or in the hair top... Flap or tail known as the abdominal flap see pictures of sexual exposure or abuse lice themselves... Brushes should be treated s food and drink scene urine of females numbers of to. You crab previous month should be vacuumed, gonorrhea, and trichomoniasis, remove the medication by carefully! Taste difference as well biggest ones antibiotics ; however, their sexually dimorphic characters could understood! Ghost crab ( unless you ’ re a bird or raccoon ) sensation, itching, you...: ( Warning: see special instructions for treatment of lice eggs, and you. Ca n't reach the bait box where crabs ca n't reach the bait from the. Nickname because their bodies sinkable trap that holds bait where crabs can enter but have a difficult leaving.