Species
Browsing 3,374 species. Use the filters below to narrow down.
Sunray Zoanthid
CoralPalythoa heliodiscus
A hardy Pacific zoanthid that forgives beginner mistakes and rewards patient growers.
Sunset Cup Coral
CoralLeptopsammia pruvoti
A rare non-photosynthetic cup coral that thrives in low-light reef corners.
Sunshine Pleco
FishScobinancistrus aureatus
A bold, deep-bodied Xingu pleco that earns its place with personality to spare.
Sunshine Rasbora
FishRasbora lacrimula
A tiny Bornean rasbora with a teardrop tail spot and big personality in a school.
Sun Zoanthid
CoralPalythoa grandis
Bold colonial polyps from Costa Rica's reefs, forgiving enough for beginner reef tanks.
Super Convict
FishSchistura hypsiura
A mildly tempered stream loach with bold flank bars and a deeply forked tail.
Superficial Coral
CoralPsammocora profundacella
A low-profile encrusting coral with a wide range and understated charm.
Super Red
FishDawkinsia assimilis
A lively Indian barb with bold caudal markings and a real taste for open-water schooling.
Super Vc-10 Hap
FishPlacidochromis milomo
The Lake Malawi cichlid famous for its wild, oversized lips.
Swales' Basslet
FishLiopropoma swalesi
A secretive reef gem that rewards patient, detail-oriented keepers.
Swamp Eel
FishSynbranchus madeirae
A secretive South American swamp eel with surprising parental instincts.
Swelling Coral
CoralLeptoseris incrustans
A low-maintenance encrusting coral that thrives where light barely reaches.
Swissguard Basslet
FishLiopropoma rubre
A boldly striped little basslet that stays hidden but rewards patient reef keepers.
Swollen-claw Mantis
InvertNeogonodactylus oerstedii
A compact, punchy reef predator with claws built for cracking and crushing.
Swollen-knob Candelabrum
CoralEunicea mammosa
A branching gorgonian with distinctively swollen polyp knobs and bold candelabra structure.
Sword-cheeked Tetra
FishCorynopoma riisei
An internal fertilizer with elaborate courtship tricks that most tetras can't match.
Swordtail
FishXiphophorus hellerii
The elongated tail sword makes males one of the most recognizable livebearers in the hobby.
Sychri Cory
FishCorydoras sychri
A tiny Peruvian catfish that blinks, breathes air, and loves company.
Symbiotic Colonial Anemones
CoralParazoanthus brevitentacularis
A clinging colonial zoanthid that thrives in the shade of deeper reef zones.
Symbiotic Colonial Anemones
CoralParazoanthus franciscae
Soft, colonial reef polyps that thrive in low light and live symbiotically.
Synodontis membranaceus
FishA large, deep-water African catfish built for serious species setups.
Synodontis membranaceus (Geoffroy Saint-Hilaire, 1809)
FishHemisynodontis membranaceus
The whiskered giant with a comical moustache that filter-feeds upside down.
Synodontis polli
FishA rarely seen Tanganyikan catfish that pairs well with rift lake cichlids.
Table Coral
CoralAcropora cytherea
A reef architect that builds sweeping, table-like platforms across the upper slope.
Table Coral
CoralAcropora valenciennesi
A massive table-forming Acropora with bold, geometric branch architecture.
Tahiti Butterflyfish
FishChaetodon trichrous
A rarely seen Pacific butterflyfish from the islands of Tahiti.
Tail-spot Combtooth Blenny
FishEcsenius stigmatura
A tiny, perch-loving reef blenny with a bold spot and big personality.
Tailspot corydoras
FishCorydoras caudimaculatus
A tiny armored catfish with a bold tail spot and surprisingly long lifespan.
Taiwanese Hillstream Loach
FishHemimyzon formosanus
A rare Taiwanese hillstream fish that needs company to truly settle in.
Taiwan Torrent Carp
FishAcrossocheilus paradoxus
A boldly barred Taiwanese cyprinid that's surprisingly easy to keep.
Talking Catfish
FishAcanthodoras spinosissimus
A armored, sound-making catfish that thrives in good company.
Tamang Borneo sucker
FishHypergastromyzon humilis
A tiny Bornean hillstream loach that crawls rocks instead of swimming
Tamasopo Cichlid
FishHerichthys tamasopoensis
A rare Mexican cichlid from crystal-clear limestone rivers, built for hard water.
Tami River Rainbowfish
FishGlossolepis pseudoincisus
A rare New Guinea rainbowfish from a single remote lake, never rediscovered.
Tanganyika Clown
FishEretmodus cyanostictus
A wave-zone specialist that hops across rocks and pairs for life.
Tanganyika Killifish
FishLamprichthys tanganicanus
The only killifish native to Lake Tanganyika, and unlike any other in the family.