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Species

Browsing 455 species. Use the filters below to narrow down.

Scopas Tang

Scopas Tang

Fish

Zebrasoma scopas

A reef grazer that keeps algae in check across vast Indo-Pacific waters.

Scribbled Pufferfish

Scribbled Pufferfish

Fish

Arothron mappa

A boldly patterned puffer that roams reef drop-offs with calm, solitary confidence.

Sebae Clownfish

Sebae Clownfish

Fish

Amphiprion sebae

A bold, territorial clownfish that pairs best with one specific anemone host.

Sergeant Major

Sergeant Major

Fish

Abudefduf saxatilis

Bold reef dweller with a notorious attitude that grows with age.

Severum

Severum

Fish

Heros severus

A large, easygoing cichlid with personality to spare and a surprisingly gentle nature.

Sharksucker

Sharksucker

Fish

Echeneis naucrates

The fish that hitchhikes on sharks, and occasionally tries to attach to divers.

Sheep Pacu

Sheep Pacu

Fish

Acnodon normani

A compact pacu with tiger stripes and a bad habit of snacking on scales.

Shortfin Molly

Shortfin Molly

Fish

Poecilia mexicana

The wild ancestor of the molly we all know, built for tough conditions.

Shubunkin Goldfish

Shubunkin Goldfish

Fish

Carassius auratus var. shubunkin

A calico-patterned pond fish built for decades of companionship.

Siamese Algae Eater

Siamese Algae Eater

Fish

Crossocheilus langei

The real Siamese algae eater is harder to identify than you'd think.

Siamese Algae Eater

Siamese Algae Eater

Fish

Crossocheilus siamensisis

The genuine algae-eating workhorse that actually earns its keep in a planted tank.

Silver Arawana

Silver Arawana

Fish

Osteoglossum bicirrhosum

An ancient, leaping predator that quickly outgrows almost every home aquarium.

Silver Barbel

Silver Barbel

Fish

Pareutropius longifilis

A shy but lively African schooling fish that thrives in numbers

Silver Mylossoma

Silver Mylossoma

Fish

Mylossoma duriventre

A deep-bodied South American schooler that belongs in serious, large setups.

Silver Tetra

Silver Tetra

Fish

Gymnocorymbus bondi

A peaceful Orinoco schooler that's more interesting than its plain adult looks suggest.

Silver-tipped Tetra

Silver-tipped Tetra

Fish

Hasemania nana

A glittering, lively little tetra that plays well with almost everyone.

Six-banded Distichodus

Six-banded Distichodus

Fish

Distichodus sexfasciatus

A boldly striped river giant that outgrows most aquariums and most owners' expectations.

Six-line Wrasse

Six-line Wrasse

Fish

Pseudocheilinus hexataenia

A bold, reef-safe hunter that punches well above its size in attitude.

Slender Danio

Slender Danio

Fish

Brachydanio aesculapii

A tiny, patterned danio from an isolated mountain range few fishkeepers know about.

Slender Danio

Slender Danio

Fish

Brachydanio sp. "TW01"

A lively Myanmarese danio with a bold caudal peduncle mark and plenty of personality.

Slender Danios

Slender Danios

Fish

Brachydanio feegradei

A lively schooling danio from Myanmar's isolated western mountains.

Slender Danios

Slender Danios

Fish

Brachydanio kyathit

A small Burmese danio with variable patterning that keeps hobbyists guessing.

Slender Danios

Slender Danios

Fish

Brachydanio sp. "Hikari"

A peaceful schooler from Myanmar with a taxonomic twist hiding in its stripes.

Slender Tail Hap

Slender Tail Hap

Fish

Buccochromis lepturus

A rarely seen Lake Malawi predator that hunts juvenile cichlids on sandy flats.

Slippery Dick

Slippery Dick

Fish

Halichoeres bivittatus

A bold, fast-moving wrasse that earns its unforgettable name.

Snake-skin Gourami

Snake-skin Gourami

Fish

Trichopodus pectoralis

A big, peaceful gourami with wild origins in the flooded forests of Southeast Asia.

Social Fairy Wrasse

Social Fairy Wrasse

Fish

Cirrhilabrus rubriventralis

A jewel-toned Red Sea wrasse that dances through the water column in groups.

Sohal Tang

Sohal Tang

Fish

Acanthurus sohal

A bold Red Sea beauty that rules its territory with zero tolerance for rivals.

Sorong Rainbowfish

Sorong Rainbowfish

Fish

Melanotaenia fredericki

A compact Indonesian rainbowfish with vivid color that rewards attentive keepers.

Splendid Rainbow Wrasse

Splendid Rainbow Wrasse

Fish

Halichoeres marginatus

A reef wrasse that shifts from drab to vivid as it matures.

Spot-tail

Spot-tail

Fish

Brycinus imberi

A wide-ranging African schooler that brings energy and size to larger tanks.

Spottail Killifish

Spottail Killifish

Fish

Heterandria bimaculata

A bold Central American livebearer with attitude to match its size.

Spotted Metynnis

Spotted Metynnis

Fish

Metynnis maculatus

A schooling cousin of the piranha that mostly just wants to eat your plants.

Spotted Toby

Spotted Toby

Fish

Canthigaster solandri

A compact reef puffer with vivid spotted patterning and a surprisingly mild temperament.

Stellate Puffer

Stellate Puffer

Fish

Arothron stellatus

The largest puffer in the world, built like a torpedo with a beak to match.

Stripeback Hap

Stripeback Hap

Fish

Buccochromis nototaenia

A rarely seen Malawi predator that hunts cichlids over open sand flats.