Search Species
Search for fish species by common or scientific name, or use filters to browse by water type, size, temperament, and difficulty.
Water Type
Search for fish species by common or scientific name, or use filters to browse by water type, size, temperament, and difficulty.
Found 51 species
Hemigrammus ocellifer
This little tetra does a neat trick in the light-there's a shiny "headlight" spot near the gills and a glowing "taillight" at the base of the tail, so the whole school kind of sparkles as they turn. They're super chill in a group, and they look way better the bigger the shoal is and the more plants you give them to cruise through.
Trichogaster chuna
Honey gouramis are those little chill labyrinth fish that spend a lot of time cruising the upper half of the tank and "feeling" around with their long thread-like belly fins. Give them plants (especially floaters) and calm tankmates and they really settle in-males can glow that warm honey/orange color and will build bubble nests at the surface.
Plectroglyphidodon johnstonianus
This is one of those tough little reef damsels that acts like it owns the whole rock pile, especially once it settles in. Maxes out around 14 cm and will absolutely defend a favorite cave or coral head, but the blue eye and chunky "wide bar" look make it a really cool fish if you plan the tank around its attitude.
Pelvicachromis pulcher
Kribensis are one of those dwarf cichlids that pack a ton of personality into a small fish-especially once they pick a cave and start acting like proud homeowners. The female's purple/red belly when she's in breeding mode is the real show-stealer, and the pair will do seriously impressive parent-care if they spawn.
Trigonostigma espei
This is that tiny coppery-orange rasbora with the sharp "lambchop" black wedge on its side-super slick-looking in a planted tank. Keep a proper little gang of them and they'll cruise the midwater together, flashing color way more than when they're kept in a sad little trio. They're gentle, easy to feed, and honestly one of my favorite small-school fish for calmer community setups.
Hyphessobrycon pulchripinnis
Lemon tetras are one of those fish that look kind of subtle at first, then you catch the light and the whole body glows yellow with those punchy black-and-yellow fins. Get them in a proper little group and they're constantly cruising together, super active but not obnoxious. I also love how their red eyes pop when they're settled in and feeling good.
Ecsenius midas
Midas blennies are those weirdly "blenny-but-also-open-water" fish that zip around the tank like a tiny golden torpedo, then duck into a hole like nothing happened. They'll even color-shift and loosely school with anthias in the wild, which is honestly one of the coolest behaviors you'll see in a reef fish.
Microdevario kubotai
This is that tiny, glassy-yellow fish that turns into a little green highlighter once it settles into an aquarium-especially over a dark substrate and under decent lighting. They're super active mid-water shoalers, and the whole group "flashing" that neon stripe together is the main event. Keep them in a proper group and they get way bolder and look a lot more intense.
Paracheirodon innesi
The Neon Tetra is a small, brightly colored fish known for its vibrant blue and red stripes that run the length of its body. It is a favorite among aquarists due to its striking appearance and peaceful nature. Neon Tetras are schooling fish that thrive in groups, adding a lively and colorful presence to any aquarium.
Amphiprion ocellaris
Ocellaris clowns are that classic orange clownfish look-three white bars, a little black edging, and a ton of attitude packed into a small fish. They'll "pick a spot" in the tank (often a corner or a coral) and do that cute hover-wiggle thing, and a bonded pair will usually settle in fast and act like they own the place.
Pseudomugil signifer
Pacific blue-eyes are tiny Aussie "blue-eye" fish with those unreal electric-blue eyes and a nice little shimmer when they're in a group. Give them plants, gentle flow, and a proper shoal, and the males will posture and flare at each other in this super cool, non-lethal (usually) displayy way. They'll also tolerate a bit of salt (brackish), which is handy if you're doing an estuary-style setup.
Sphaeramia nematoptera
This little cardinalfish looks like it got dressed in a rush-polka-dot back half, bold stripes up front, and that neon-orange tail spot that really pops under reef lights. It's a super chill, "hang in the shadows" kind of fish that likes to hover around rockwork and just cruise calmly all day. If you keep a small group, they'll often tuck in together and make your tank feel instantly more alive without causing any drama.