🛌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
Lizard Loach
FishHomalopteroides smithi
A rock-clinging hill stream loach that crawls and hops like a tiny lizard.
Lizard Loach
FishHomalopterula gymnogaster
A tiny Sumatran hillstream loach that crawls and hops across rocks like a lizard.
Lizard Loach
FishNeohomaloptera johorensis
A tiny, orange hillstream loach that crawls and hops rather than swims.
Lizard Loaches
FishHomaloptera parclitella
A flat-bodied Malay hillstream loach that crawls and hops across rocks like a tiny lizard.
Loktak Loach
FishLepidocephalichthys irrorata
A rarely traded Indian loach with hidden spines and subtle charm.
Long-faced Loach
FishAcantopsis octoactinotos
A slender, sand-diving loach with a distinctively elongated snout.
Long nosed arched cory
FishCorydoras narcissus
A long-snouted cory from the Amazon, rarely seen and worth the search.
Long-nosed Cory
FishCorydoras semiaquilis
A peaceful bottom-dweller from Peru that thrives in sociable groups.
Long whiskers catfish
FishMystus gulio
A schooling brackish catfish that grows surprisingly large and breathes air.
Loretoensi Cory or Loretoensis Cory
FishCorydoras loretoensis
A long-finned little bottom-dweller that thrives in lively, social groups.
Loreto panda cory
FishCorydoras ortegai
A tiny armored catfish from Peru that breathes air and blinks at you.
Loricaria simillima
FishA whiptail catfish with one of the most striking breeding behaviors in the hobby.
Lyre-tail Pleco
FishAcanthicus hystrix
A giant, armor-plated catfish that outgrows almost every home aquarium.
Magnum Pleco
FishBaryancistrus chrysolomus
A boldly finned Xingu catfish that earns its territorial reputation with age.
Mailed Cory
FishCorydoras amandajanea
A rare armored catfish from the Negro River that occasionally breathes air
Malawi Squeaker
FishSynodontis njassae
Lake Malawi's only squeaker, built for cichlid tanks and rocky hideouts.
Malawi Thick-lipped Cichlid
FishAbactochromis labrosus
A rock-dwelling Malawi cichlid with an unusually approachable temperament for the genus.
Malayan Loach
FishPangio semicincta
The fish sold as kuhli loach is almost certainly this one instead.
Mandarin Dragonet
FishSynchiropus splendidus
One of the most vividly colored fish on the reef, and one of the trickiest to keep.
Mario's cory
FishCorydoras pinheiroi
A rare Amazonian cory that can breathe air and live for decades.
Maroon Clownfish
FishPremnas biaculeatus
The boldest clownfish in the hobby, and it knows it.
Mccosker's Flasher
FishParacheilinus mccoskeri
A tiny reef wrasse where the males put on a color show like no other.
Mcculloch's Anemonefish
FishAmphiprion mccullochi
A rare island endemic with a bold personality that punches well above its size.
Medusa pleco
FishAncistrus ranunculus
A flat-headed, rock-hugging pleco from Brazil's wild river rapids.
Mekong Bumblebee Goby
FishBrachygobius mekongensis
A pint-sized brackish goby with bold banded markings and a big personality.
Mekong Giant Catfish
FishPangasianodon gigas
One of the largest freshwater fish on Earth, and critically endangered.
Meteor Basslet
FishLiopropoma susumi
A secretive reef cave-dweller with bold pinstripes and peaceful manners.
Mexican Barnacle Blenny
FishAcanthemblemaria macrospilus
A pint-sized reef blenny that claims abandoned barnacle shells as its castle.
Micro Cory
FishCorydoras hastatus
Tiny armored catfish that defies its family by cruising the midwater column.
Millennium Cory
FishCorydoras spectabilis
The 'millennium cory'. A peaceful schooler with spotted flair from Brazil's Guaporé basin.
Mini Chocolate Gourami
FishParasphaerichthys lineatus
A tiny Burmese labyrinth fish with some of the most unpredictable breeding behavior in the hobby.
Moore's Lamprologus
FishVariabilichromis moorii
A Lake Tanganyika rockdweller with a fascinating family life and devious brood tactics.
Moth Catfish
FishHara jerdoni
A moth-like micro catfish from Indian hill streams, best kept in groups.
Mottled Loach
FishAcanthocobitis botia
A peaceful, quirky bottom-dweller with a false eye that fools predators.
Mountain Barbel
FishAmphilius platychir
A sleek African stream catfish built for life in fast, rocky currents.
Moustache Jawfish
FishOpistognathus lonchurus
A bold little burrower with a face full of personality.