Aquariumpro
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🛌Bottom dwellers

Species that spend most of their time on the substrate. Bottom dwellers add movement and interest to an often-overlooked tank zone.

428 species

Royal Whiptail

Royal Whiptail

Fish

Sturisoma festivum

A sleek, whiskered algae grazer from the Maracaibo basin with a surprising trick up its sleeve.

Sailfin Pleco

Sailfin Pleco

Fish

Glyptoperichthys gibbiceps

A decades-long commitment: this armored giant lives longer than most pets.

Salmacis Cory

Salmacis Cory

Fish

Scleromystax salmacis

A tiny armored catfish from Brazilian ponds, with a venomous sting to respect.

Salt and Pepper Cory

Salt and Pepper Cory

Fish

Corydoras habrosus

A pint-sized armored catfish that breathes air and blinks at you.

Salween Loach

Salween Loach

Fish

Acanthocobitis zonalternans

A camouflaged Salween loach that thrives in groups and rewards patient keepers.

San Domingo Cichlid
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San Domingo Cichlid

Fish

Thorichthys callolepis

A lesser-known Mexican cichlid from swift, rocky headwaters worth a closer look.

Sands' cory

Sands' cory

Fish

Corydoras davidsandsi

A rarely exported Rio Negro cory with a bold split dorsal bar and surprising longevity.

Santa cruz cory

Santa cruz cory

Fish

Corydoras cruziensis

A tiny armored catfish from Bolivia with a gut that doubles as a lung.

Schwartz's Cory

Schwartz's Cory

Fish

Corydoras schwartzi

A long-lived, armored bottom dweller that genuinely thrives in good company.

Scooter Blenny

Scooter Blenny

Fish

Synchiropus ocellatus

A reef-floor hunter with detailed patterns and a surprisingly long lifespan.

Scrapermouth Mbuna

Scrapermouth Mbuna

Fish

Labeotropheus trewavasae

A rock-scraping Lake Malawi mbuna with over 40 wild color forms.

Serian Borneo sucker

Serian Borneo sucker

Fish

Gastromyzon scitulus

A tiny Bornean torrent-dweller that clings to rocks and grazes algae in miniature rapids.

Seuss' cory

Seuss' cory

Fish

Corydoras seussi

A long-lived Bolivian cory that breathes air and rewards patient keepers.

Sheepshead Pupfish

Sheepshead Pupfish

Fish

Cyprinodon variegatus

A tough little pupfish that thrives where most fish would struggle to survive.

Shell-dweller

Shell-dweller

Fish

Lamprologus meleagris

A tiny shell-brooding cichlid with a surprisingly big attitude.

Shell-dweller

Shell-dweller

Fish

Neolamprologus similis

Tiny shell-dwelling cichlid with a ferocious personality well above its size.

Shell Dweller
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Shell Dweller

Fish

Lamprologus kungweensis

A tiny Lake Tanganyika shell brooder that digs its own burrow network.

Shell-dwelling Cichlid

Shell-dwelling Cichlid

Fish

Neolamprologus brevis

A pint-sized Tanganyikan cichlid that treats a snail shell like a fortress

Shimoga Loach
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Shimoga Loach

Fish

Nemachilichthys shimogensis

A rarely seen Indian stream loach that does best with a few of its own kind.

Shortfin Tandan
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Shortfin Tandan

Fish

Neosilurus brevidorsalis

A compact Australian bottom-dweller that earns its keep in a peaceful community tank.

Shy Cory
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Shy Cory

Fish

Corydoras gracilis

A tiny, shy cory with a bold arched stripe and a surprising air-breathing trick.

Silver Mudskipper

Silver Mudskipper

Fish

Periophthalmus argentilineatus

The fish that climbs trees and spends more time on land than in water.

Skunk clownfish

Skunk clownfish

Fish

Amphiprion akallopisos

The pale skunk stripe makes this anemonefish one of the most recognizable in the ocean.

Skunk Corydoras

Skunk Corydoras

Fish

Corydoras arcuatus

A boldly striped little catfish that breathes air and moves in cheerful gangs.

Skunk Loach

Skunk Loach

Fish

Yasuhikotakia morleti

A feisty, burrowing loach with complex social behavior and a bold personality.

Sky Blue Borneo sucker

Sky Blue Borneo sucker

Fish

Gastromyzon aeroides

A rare Bornean hillstream loach with vivid blue fins found in almost no aquariums yet.

Slimy Loach

Slimy Loach

Fish

Pangio myersi

A social, eel-like loach that piles into hiding spots with its companions.

Smudge spot cory

Smudge spot cory

Fish

Corydoras similis

A small armored catfish that breathes air and thrives in a lively group.

Southern Sailfin Catfish
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Southern Sailfin Catfish

Fish

Pterygoplichthys anisitsi

A prehistoric-looking giant that moonlights as your tank's cleanup crew.

Sparkling Eartheater

Sparkling Eartheater

Fish

Satanoperca acuticeps

A sociable eartheater with three bold flank blotches, rarely seen in the trade.

Spiny Stream Pleco

Spiny Stream Pleco

Fish

Hypostomus latifrons

A hardy Paraguayan armored catfish with a surprising ability to breathe air.

Spotcheek Cichlid

Spotcheek Cichlid

Fish

Thorichthys maculipinnis

A gentle Central American cichlid that surprises with its delicate spotted fins.

Spotfin Goby Cichlid

Spotfin Goby Cichlid

Fish

Tanganicodus irsacae

A wave-zone specialist that hops across rocks like no other cichlid.

Spotted Barb

Spotted Barb

Fish

Barbodes binotatus

A wide-ranging Asian barb with a surprisingly variable spotted pattern.

Spotted Cory
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Spotted Cory

Fish

Corydoras brevirostris

A tiny armored catfish with a surprisingly long lifespan and a talent for breathing air.

Spotted Goby
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Spotted Goby

Fish

Stigmatogobius sadanundio

A pale, spotted bottom-dweller from Asian estuaries with a surprisingly bold personality.