Collagen is the principal constituent of the fiber-network layer of our skin. More than a third of the body's protein is collagen, and it can account for an even higher percentage in particular parts of the body. Collagen makes up 70% of our skin tissue.
Sea lice are parasites of the Caligidae family of arthropods and are among the most notorious pests affecting cultured marine fish.They have a particularly large impact upon salmonid fish production.ea lice on a salmon. (Wikimedia Commons). Sea lice are parasites of the Caligidae family of arthropods and are among the most notorious pests affecting cultured marine fish. They have a particularly large impact upon salmonid fish production.
At the seashore animals will be from the Animal Kingdom in these phyla. 1  Phylum: Mollusks (Soft-bodied animals that sometimes have a hard shell. 2  Includes: snails, octopus, squid, clams, oysters, and mussels.). 3  Phylum: Echinoderms (Often spiny animals, with several arms reaching out from the center of its body.