Dabra goby Dadio Daggerhead seabream Daggernose shark Daggertooth Daggertooth pike conger Dagmar’s dragonet Dahl's frogfish Dainan-anago Dainanumihebi Dainty dragonet Daisy midshipman Daisy parrotfish Daisy stingray Dalhousie catfish Dalhousie goby Dalhousie hardyhead Dalhousie mogurnda Damsel bass Damsel lanternfish Damselfish Dana lanternfish Dana pearleye Dana viperfish Dancer shrimp goby Dane seabream Daniel's catfish Danilevskii's dace Danube barbel Danube bleak Danube delta dwarf goby Danube delta gudgeon Danube ruffe Danube streber Danube sturgeon Danube Roach Danubian longbarbel gudgeon Dapple coris Dapple-bellied softnose skate Dappled reefgoby Dara Dark banded rattail Dark blind ray Dark brown snailfish Dark capped parrotfish Dark cheek tongue Dark chub Dark coral goby Dark coralbrotula Dark cusk