Crawfish is a small, freshwater crustacean related to shrimps, lobsters, and crabs. Worldwide, crawfish include more than 600 species. Some species are identified by the coloring of their claws (white-clawed crayfish, red-clawed crayfish).

1. Crawfish, being a crustacean, is a low-calorie, low-fat, white meat seafood. 100g of its tail meat holds just 77 calories and 0.95g of fats.
2. Their lean white tail meat is a good source of protein. Their lean meat composes 15.97 g/100g (27% of RDI) of protein, being complete in all essential amino acids in healthy proportions.