I. I.Fishes – Biology E. E.Osmoregulation 1. 1.Chondrichthyes & Sarcopterygii Concentration of solutes in blood similar to seawater (isosmotic) or slightly.
I. I.Fishes – Overview B. B.Chondrichthyes (Cartilaginous fishes) 1. 1.Sharks Fusiform body Heterocercal tail Typically two dorsal fins Pectoral fins usually.
I.Fishes - Overview B.Chondrichthyes (Cartilaginous fishes) 2.Rays and Skates Body dorsoventrally flattenedBody dorsoventrally flattened Often live on/near.
