Species
Browsing 1,329 species. Use the filters below to narrow down.
Mottled Loach
FishAcanthocobitis botia
A peaceful, quirky bottom-dweller with a false eye that fools predators.
Mound Coral
CoralPorites lutea
A slow-growing mound coral that builds reef foundations over decades.
Mountain Barbel
FishAmphilius platychir
A sleek African stream catfish built for life in fast, rocky currents.
Mullya Garra
FishGarra mullya
A hardy Indian stream fish with a sucker disc built for fast-moving water.
Multicolor Sea Star
InvertLinckia multifora
A reef sea star that comes in a kaleidoscope of mottled patterns, each one unique.
Mushroom Coral
CoralPleuractis moluccensis
A laid-back free-living coral that sits on the sand and asks for very little.
Mustard Tang
FishAcanthurus guttatus
A surge-zone schooler that thrives where the waves crash hardest.
Myanmar Redfin 2
FishOreichthys sp. "Myanmar Redfin 2"
A tiny, feisty shoaler from Myanmar with a bold caudal blotch and plenty of personality.
Mystery Snail
InvertPomacea bridgesii
A peaceful, algae-grazing snail that comes in a rainbow of shell colors.
Naked Characin
FishGymnocharacinus bergi
A scaleless South American oddity from one of the world's most isolated streams.
Nana Rasbora
FishMicrodevario nanus
Tiny Myanmar schooler with a bold dorsal-fin blotch and big personality in small packages.
Nantaiensis Goby
FishRhinogobius nantaiensis
A feisty Taiwanese stream goby that rewards patient, experienced keepers.
Narrow-bellied Seahorse
FishHippocampus angustus
A spiny Western Australian seahorse with a distinctively slender profile.
Naso Tang
FishNaso lituratus
A wide-ranging Pacific grazer that needs serious space to thrive.
Nassarius Snail
InvertNassarius vibex
A tireless sand-sifting scavenger that keeps reef substrate clean and aerated.
necklace nassa
InvertNassarius distortus
A tidy little scavenger from the Yaeyama Islands with a distinctively ornate shell.
Nemacheilus petrubanarescui
FishMesonoemacheilus petrubanarescui
A shy Indian stream loach best kept in groups to bring it out of hiding.
Neon Blue Rasbora
FishSundadanio axelrodi
Tiny blackwater gem that rewards patient keepers with dazzling group behavior.
Neon Dwarf Rainbowfish
FishMelanotaenia praecox
Tiny rainbowfish that turns up the color when kept in a proper shoal.
Neon Goby
FishGobiosoma oceanops
A tiny reef cleaner that punches way above its weight.
Neon Goby
FishElacatinus oceanops
A tiny cleaner fish that runs its own reef spa service.
Neon Goby
FishStiphodon ornatus
A tiny, colorful stream goby from Sumatra that rewards patient observers.
Neon Tetra
FishParacheirodon innesi
The fish that turned millions of people into aquarium keepers.
Nerite Snail
InvertNeritina natalensis
The algae-scrubbing snail that won't overrun your tank.
Net Coral
CoralAlveopora minuta
A tiny-polyped Alveopora that thrives where currents run strong.
Network Cory
FishCorydoras reticulatus
A fine-patterned bottom dweller that lives surprisingly long in good company.
Network Pleco
FishHypancistrus sp. "L066"
A boldly patterned pleco with a variable maze-like network across its body.
Nijssen's cory
FishCorydoras nijsseni
A rare Rio Negro cory with bold patterning and a surprisingly long lifespan.
Nilgiri Danio
FishDevario neilgherriensis
A rarely seen Indian hill stream danio with iridescent blue and yellow flanks.
Ninja shrimp
InvertCaridina serratirostris
A color-shifting freshwater shrimp that can vanish right before your eyes.
Norman's Lampeye
FishPoropanchax normani
Tiny West African killifish with glowing blue eyes that shimmer in low light.
Northern Club Coral
CoralClavularia borealis
A cold-water soft coral that surprises with its tolerance for low-light tanks.
Northern longsnose cory
FishCorydoras septentrionalis
A long-lived Orinoco bottom-dweller that breathes air and blinks at you.
Northern Rainbowfish
FishMelanotaenia affinis
One of the first rainbowfish in the hobby, now available in several wild forms.
Okinawa Goby
FishGobiodon okinawae
Tiny, vivid, and inseparable from its Acropora home.
Olga
FishCorydoras simulatus
A rarely documented Colombian cory with a color pattern that keeps even experts guessing.