Suspicious lizardfish Sutton's flyingfish Suwannee bass Swahili goatfish Swales' basslet Swallow damsel Swallow grenadier Swallow-tail Swallowtail bass Swallowtail cardinalfish Swallowtail dart Swallowtail dwarf monocle bream Swallowtail fangblenny Swallowtail hawkfish Swallowtail seaperch Swallowtail shiner Swamp barb Swamp blue-eye Swamp darter Swamp galaxias Swamp gudgeon Swamp guppies Swampfish Swan galaxias Swannanoa darter Swatow thryssa Sweetwater demoiselle Swellhead snailfish Swellshark Swollengut worm eel Swollen-headed conger eel Swordfin killifish Swordfish Swordsnout grenadier Swordspine croaker Swordspine gurnard Swordspine rockfish Swordspine snook Swordtail characin Swordtail jawfish Swordtail platyfish Swordtip gurnard Sychr's catfish Sydney cardinalfish Sydney scorpionfish Sydney skate Sydney's pygmy pipehorse Syr Darya sturgeon Syr-Darya dace Syrian bream