Why is shrimp unclean?

Online Answer
Of those that live in the water (including fish) only those that have fins and scales may be eaten. All crustaceans and mollusk shellfish have no scales and are therefore unclean. These include shrimp/prawns, lobster, scallops, mussels, oysters, squid, octopus, crabs and other shellfish) is not clean..
Related Questions 📌
Of those that live in the water (including fish) only those that have fins and scales may be eaten. All crustaceans and mollusk shellfish have no scales and are therefore unclean. These include shrimp/prawns, lobster, scallops, mussels, oysters, squid, octopus, crabs and other shellfish) is not clean..
They are unclean for you. the gecko, the monitor lizard, the wall lizard, the skink and the chameleon. Of all those that move along the ground, these are unclean for you. Whoever touches them when they are dead will be unclean till evening..