A collection of articles on tropical fish care and breeding, including pictures and videos of popular aquarium fish.

Killifish

Killifish Care

None of these fish eat plants and they are quite well suited for planted aquaria. Killifish should not be kept with tank mates that demand very warm water, as the increased temperature will shorten their lifespan.
In general killifish prefer soft, slightly acidic water, and appreciate the addition of blackwater extract.
Because in nature many live in ephemeral waters, the eggs of most killifish can survive periods of partial dehydration. In fact, many will not develop properly unless given a certain period out of the water, known as a diapause.

Killifish Related Articles:

Paradise Fish Paradise fish can be kept with other paradise fish as juveniles, as well as with other similar-size community tankmates with the same temperature requirements. However, as they mature, males will engage in fierce battles, so only one male should be kept per aquarium.

Killifish Most killifish prefer slightly lower temperatures than other tropical fish; it is not a good idea to mix them with tropical tankmates which demand warmer water as increasing the tank temperature can short the Killifish lifespan.

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