Species
Browsing 789 species. Use the filters below to narrow down.
Many-spined Cowfish
FishLactoria diaphana
A boxy, horned oddity that roams reefs and mudflats across the entire Indo-Pacific.
Marbled Goby
FishOxyeleotris marmorata
A motionless giant that eats anything fitting in its enormous mouth.
Marbled Goby
FishPomatoschistus marmoratus
A cryptic little sand-dweller from Europe's coasts, full of quiet personality.
Marbled Lungfish
FishProtopterus aethiopicus aethiopicus
An ancient African lungfish that breathes air and can outlast a drought.
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.
Maulbrüter Apisto
FishApistogramma barlowi
The only Apistogramma that mouthbroods. Or doesn't, depending on its mood.
Mayan Cichlid
FishCichlasoma urophthalmus
A brackish-tolerant bruiser that can handle conditions few other cichlids can.
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.
Mexican Dwarf Crayfish
InvertCambarellus patzcuarensis
Tiny, peaceful, and full of personality. The dwarf crayfish that plays well with others.
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.
Molly Miller
FishScartella cristata
A tidepool blenny with a wild mohawk and an appetite for algae.
Money Cowrie
InvertCypraea moneta
A living relic once traded as currency across cultures worldwide.
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.
Mozambique tilapia
FishOreochromis mossambicus
One of the world's most invasive fish, sold as food and kept as a curiosity.
Mullya Garra
FishGarra mullya
A hardy Indian stream fish with a sucker disc built for fast-moving water.
Multifasciatus
FishNeolamprologus multifasciatus
Possibly the world's smallest cichlid, big attitude packed into a tiny shell.
Mystic Mystus
FishMystus mysticetus
A gregarious Southeast Asian catfish with a uniquely lateral-eyed look.
Nantaiensis Goby
FishRhinogobius nantaiensis
A feisty Taiwanese stream goby that rewards patient, experienced keepers.
Nassarius Snail
InvertNassarius vibex
A tireless sand-sifting scavenger that keeps reef substrate clean and aerated.
Neon Goby
FishStiphodon ornatus
A tiny, colorful stream goby from Sumatra that rewards patient observers.
Network Cory
FishCorydoras reticulatus
A fine-patterned bottom dweller that lives surprisingly long in good company.
Nijssen's cory
FishCorydoras nijsseni
A rare Rio Negro cory with bold patterning and a surprisingly long lifespan.
Nile Bichir
FishPolypterus bichir
A living fossil that breathes air and moves like an eel.