Sharks Catfish Salmon Freshwater Fish Eels Black Drum Fish Goldfish Stingrays Fish Species Anglerfish Deep-Sea Fish Trout Shark Cartilaginous Fish Cichlids Electric Eels Carp Pacu Invasive Species Behavior Killifish Goby Fish Goatfish Species Interactions Blennies Sea Robins Brachionichthys hirsutus Species Diversity Orestias ascotanensis New Species of Fish Ray-finned fish Groupers Transport of Animals Sablefish Fish Characteristics Rays Lampreys Mediterranean Species Mediterranean Fish Mosquitofish Mosquito Fish Siamese Fighting Fish Bony Fish Guppies Bass Coral Reef Dwelling Fish Zebrafish Electric Eel Sardines Tarpon Snail Darter Salmon and Steelhead Trout Marine Fish Lamprey Fish Behavior Fish Pranks Anemonefish Clownfish Clown Fish Pufferfish Goliath Grouper Predatory Fish Tetrapodomorpha Jawed Fish Paddlefish Sea Lamprey Striped Bass Danionella cerebrum Small Fish Living Fossils Ray-Finned Fish Pointy-Nosed Fish Species Fish Kill Smalltooth Sawfish Reef Fish Migration Fisheries Pupfish Conservation Jawless Fish Reproduction Scalloped Hammerhead Sharks Piranha Sunfish Cichlid Fish Pacific Cod Atlantic Sturgeon Gar Larval Fish Longnose Gar Reef Ecosystems Bluefish Deep Sea Fish Freshwater Species Bigmouth Buffalo Trout Species Cleaner Wrasse Labroides dimidiatus Marine Biology