On food and cooking the science and lore of the kitchen ( PDFDrive ) 383

enzymes that can soften their flesh and generate strong flavors soon after they’re harvested Their high fat content, upwards of 20% as they approach spawning, also makes them vulnerable to the off-flavors of easily oxidized polyunsaturated fats Thanks to this fragility most of these fish are preserved by smoking, salting, or canning Names and Family Relations of Commonly Eaten Fishes Closely related families are grouped together, and neighboring groups in the chart are more closely related than widely separated groups Saltwater families are listed without special indication; “f” means a freshwater family and “f&s” a family that includes both freshwater and saltwater species Family Number of Species Examples Blue (Prionace), thresher (Alopias), hammerhead Shark 350 (Sphyrna), black-tipped (several) (Carcharinchus), dogfish (Squalus), porbeagle (Lamna), smooth hound (Mustelus) Skate 200 Skates (Raja) Ray 50 Rays (Dasyatis, Myliobatis) Beluga, kaluga (Huso); osetra, Sturgeon 24 sevruga, Atlantic, lake, green, white (all Acipenser) Paddlefish American, Chinese paddlefish (f) (Polyodon, Psephurus) Gar Gar (Lepisosteus) Tarpon Tarpon (Tarpon) Bonefish Bonefish (Albula) Eel, European, North American, Common 15 Japanese eel (allAnguilla) (f&s) Eel, Moray 200 Moray eel (Muraena) Eel, Conger eel (Conger), pike ... Beluga, kaluga (Huso); osetra, Sturgeon 24 sevruga, Atlantic, lake, green, white (all Acipenser) Paddlefish American, Chinese paddlefish (f) (Polyodon, Psephurus) Gar Gar (Lepisosteus) Tarpon Tarpon (Tarpon)... Tarpon Tarpon (Tarpon) Bonefish Bonefish (Albula) Eel, European, North American, Common 15 Japanese eel (allAnguilla) (f&s) Eel, Moray 200 Moray eel (Muraena) Eel, Conger eel (Conger), pike ...(Alopias), hammerhead Shark 350 (Sphyrna), black-tipped (several) (Carcharinchus), dogfish (Squalus), porbeagle (Lamna), smooth hound (Mustelus) Skate 200 Skates (Raja) Ray 50 Rays (Dasyatis, Myliobatis)