Guides

Killifish

11 articles · All guides

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Jump into popular groups — tetras, corys, danios, and more.

North America’s smallest livebearer drips fry a few at a time from vegetated southeastern marshes. Heterandria formosa needs moss, micro-foods, a…

Rachov’s notho is an annual killifish from Mozambican rain pools: brilliant short-lived males, peat-spawned eggs, and a script that ends when the…

A practical care guide to the Clown Killifish, covering aquarium size, water conditions, diet, breeding and compatible tank mates.

A practical care guide to the Golden Wonder Killifish, covering aquarium size, water conditions, diet, breeding and compatible tank mates.

Killifish range from colorful annual peat spawners to hardy classroom fish — pick non-annual species first.

A practical care guide to keeping American Flagfish (Jordanella floridae) healthy in the home aquarium.

Poropanchax normani, commonly known as the Norman’s Lampeye, is a small but captivating freshwater fish prized for its subtle elegance and shimme…

The Black-finned Pearl Killifish (Austrolebias nigripinnis) is a fascinating annual killifish species prized by experienced aquarists for its strik…

The Zanzibar Killifish, scientifically known as Nothobranchius guentheri ‘Zanzibar’, is an eye-catching and fascinating annual killifish origin…

Fundulopanchax gardneri, more commonly known as Gardner’s Killifish, is one of the most iconic and widely kept species in the killifish hobby. Kn…

The Lyretail Killifish, Aphyosemion australe, is one of the most beloved species within the diverse Killifish family. Known for its graceful fin ex…