we harm them they dont make a difference to us. all species effect each other

yes crabs can be harmful. you must be cautioned about there claws,that is the only harmful thing so far.

Subjects>Animals & Plants>Fish

Can crabs be harmful

Anonymous

∙ 15y ago

Updated: 10/9/2023

yes, the are very social and curious. they like to live in groups of 3+ crabs, and will tolerate human interaction very well if handled properly.

Wiki User

∙ 15y ago

What else can I help you with?

Are snow crabs helpful or harmful to humans?

harmful

Are hermit crabs edable?

no of course not that is harmful and mean plus gross

Is food coloring harmful to hermit crabs?

Yes, never feed them foods with coloring or preservitives

Could color sand work with hermit crabs?

Colored sand is harmful to Hermies because of the dyes

What kind of mites can live on hermit crabs?

There is generally one one kind of mite that can live on hermit crabs. You find them around their joint and their mouth parts. Other bugs in the crabitat like booklice or rollie pollie bugs, or spring tails can be disturbing to us but not harmful to the crabs.

Can hermit crabs have no iodine sea salt?

No. Crabs need ocean style salt water mixed with products you buy at the pet store. Table salt contains an anti-caking agent which can be harmful. Table salt also lacks the trace metals and minerals that are in the water mix that hermit crabs need.

Can hermit crabs eat pizza?

NO!somepeople say you can give them food leftovers but you can't because it has iodized salt and spices which are harmful for crabbies.

What are some types of crabs?

Some types of crabs I know of are fiddler crabs, hermit crabs and horseshoe crabs.

What are the different kinds of crabs?

There are various types of crabs, including blue crabs, Dungeness crabs, snow crabs, king crabs, and spider crabs. These crabs vary in size, color, habitat, and taste, offering a diverse range of options for seafood enthusiasts.

Which crabs live in Massachusetts?

Mostly asian shore crabs, Mud crabs,Rock crabs, Donut Crabs and Spider Crabs. I believe there are no freshwater varieties.

What are rock crabs?

rock crabs are type of crabs.

How much salt do you use in fresh water to make salt water for crabs?

You can make salt water for fiddler crabs. You need to use sea salt. Never use table salt. And you need to use distilled water or water that has been treated to remove the chlorine. You can get sea salt at a pet store. 1 tea salt to 1 gallon water. Change it often.

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