Monday, January 22, 2007

Is that black line down the back of a shrimp what I think it is?

Dear Straight Dope:

ShrimpOK. this may be gross, but I feel the need to know the truth before I eat another shrimp! That black line down the center of its back . . . is it a "waste chute" for excrement or is it a vein of sorts that is part of a a circulatory system? I swear I have tasted "grit" if it isn't completely cleaned out, but my friend says it is not poop. What gives? --Dodebnor

Short answer:  Yep!   It’s waste!

Read the whole answer

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