Species

Siganus guttatus

A schooling reef herbivore with venomous spines and a tide-following lifestyle.

Stiphodon rutilaureus

A tiny, rock-hugging stream goby from the clear rivers of Melanesia.

Pseudotropheus tropheops

A rock-dwelling Malawi cichlid with a surprisingly forceful approach to eating algae.

Baryancistrus sp. "Cf Xanthellus"

A gold-spotted Xingu pleco with a temperament that gets feistier with age.

Cypraea annulus

A small Indo-Pacific cowrie with a distinctive golden ring and peaceful nature.

Crossocheilus cobitis

A bottom-dwelling algae eater from Southeast Asia's great river systems.

Balitora brucei

A flattened hill-stream grazer that thrives where the current runs wild.

Ctenochromis polli

A compact Congo cichlid with fiery courtship colors and fascinating mouthbrooding behavior.

Glyptoperichthys joselimaianus

A hefty Amazonian pleco that breathes air and rules the tank bottom.

Calcinus laevimanus

A tiny reef cleaner with bold zebra-striped legs and a peaceful attitude.

Clithon corona

A tiny freshwater snail wearing a crown of unpredictable horns.

Fromia indica

A vivid reef sea star that's more forgiving than most of its relatives.

Squaliforma villarsi

A rare Venezuelan pleco with surprising peaceful manners and air-breathing tricks.

Centropyge interruptus

A rare Japanese deepwater dwarf angel that pairs for life on rocky reefs.

Ancistrus cf cirrhosus

The bristlenose catfish: a compact, algae-grazing workhorse with a face only a hobbyist could love.

Labeo calbasu

A large, algae-grazing river fish best appreciated outside the home aquarium.

Pseudotropheus lombardoi

A notoriously aggressive mbuna with a dramatic reverse color scheme between sexes.

Aliger gigas

A gentle giant of the seafloor, with one of the most iconic shells in the ocean.

Semaprochilodus insignis

A migratory Amazon grazer that plays a surprising ecological role in the wild.

Megalancistrus sp. "L234"

A massive, aggressive pleco from eastern Brazil that demands respect and space.

Baryancistrus beggini

A tiny, dark-bodied pleco with an iridescent blue sheen from Guyana Shield rapids.

Centropyge flavissima

A vivid all-yellow dwarf angel with a bold blue eye ring and a reputation for nipping corals.

Xenotilapia leptura

A schooling Tanganyikan sand-dweller that grazes algae in peaceful, flowing groups.

Homaloptera bilineata

A tiny torrent-dweller that crawls and hops across rocks like no other fish.

Zebrasoma rostratum

A sleek, all-black Pacific tang with a distinctively elongated snout.

Distichodus lusosso

A boldly patterned Congo river fish that quietly outgrows its youthful looks.

Diadema antillarum

A bold, spiny reef grazer that keeps algae in check around Caribbean reefs.

Diadema setosum

A reef-grazing urchin with impressively long spines and a sharp sense of self-defense.

Trochus maculatus

A hardworking grazer that keeps algae in check without drama.

Melanoides tuberculata

The tireless substrate burrower that aerates your gravel while you sleep.

Vittina coromandeliana

A tough little grazer that keeps reef glass spotlessly clean.

Pangasianodon gigas

One of the largest freshwater fish on Earth, and critically endangered.

Ecsenius midas

A reef blenny that mimics anthias in color, movement, and social behavior.

Acanthurus pyroferus

A juvenile master of disguise that grows into a bold reef grazer.

Cypraea moneta

A living relic once traded as currency across cultures worldwide.

Garra mullya

A hardy Indian stream fish with a sucker disc built for fast-moving water.