Species

Pleurosicya boldinghi

A tiny, transparent goby that spends its whole life clinging to soft corals.

Oliotius oligolepis

A peaceful, easy-to-keep schooler with bold checker-patterned scales.

Pethia gelius

A tiny, peaceable barb that shows its best colors in a tight-knit group.

Tomeurus gracilis

A tiny Venezuelan oddity that lays eggs despite fertilizing them internally.

Thayeria ifati

The rarest penguin tetra, with a boldly defined tail stripe and colorful fin tips.

Austrolebias adloffi

A tiny annual killifish that races through its entire life cycle in months.

Heterandria formosa

One of the world's smallest fish, with a uniquely continuous birthing process.

Parosphromenus ornaticauda

A tiny licorice gourami with an acrobatic courtship display unlike any other.

Oryzias mekongensis

A tiny Mekong native with vivid fin markings and surprisingly easy breeding habits.

Gobiosoma oceanops

A tiny reef cleaner that punches way above its weight.

Axelrodia stigmatias

A tiny Amazonian shoaler that rewards patient keepers with lively social behavior.