Girardinus metallicus, Poey, 1855
Origin: Cuba. Here the fish inhabit ponds, lakes and streams. Feeds on diatoms, algae, detritus, insect larvae and aquatic vegetation.
Actinopterygii (ray-finned fishes) Order: Cyprinodontiformes
Family: Poeciliidae (poeciliids) Subfamily:
Etymology: metallicus(L): named after the metallic shine
Synonyms: Girardinus garmani, Eigenmann, 1903. Girardinus pygmaeus, Rivas, 1944. Heterandria cubensis, Heterandria metallica, Poecilia metallica.
First European import: 1863
Description: See pictures
Care: Well suited for the community tank, Girardinus metallicus is lively and peacefull, and can be kept together with small fish. They prefer clear water with little or no current, and well planted tanks. Some floating plants underneath which the fish can hide are highly appreciated. The fish shouldn't be kept in very small aquariums, best 60 cm or larger.
Temperature: 20-26 degrees.
Feeding: Omnivorous, needs some plant matter(algae) as well as.
Size: Males 5 cm, females 9 cm.
pH: 6.5-7.5, Hardness 10-25 dGH
Sexual dimorphism: Males are much more colorful and smaller than females.
Additional: Some males are black on the lower half, see breeding picture.
Picture references: All pictures E. Naus
References:Baensch, H. A., Riehl, R.(1982): Aquarien Atlas I. Mergus Verlag, Melle, Germany.
Hoedeman, J. J.(1969): Aquariumvissen encyclopedie 5. Elsevier Nederland B. V., Amsterdam, The Netherlands.
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