Laimosemion cladophorus

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B.K.A. Information Pamphlet New Series No.17 March 1993

Name: Rivulus cladophorus Huber, 1991

Sub-genus: none

Etymology: bearing branches; refers to the flamed caudal fin

Type locality: Mosaique, Saint Elie road, interior French Guyane.

Synonymes: Rivulus geayi non Vaillant 1899; Huber, 1979. Rivulus sp. Bon Dieu; Bitter, 1989.

Related Species/group: none, with certainty; maybe a frontier species of geayi & agilae; sterile crossing with geayi.

Scientific Key Datas: D=10-11; A=13-15; LL=34-37; D/A=6-9. n=21; A=33; 12 metacentrics Frontal scalation: F or E/F type

Common name: none

Populations/aquarium: Piste Saint Elie, Bon Dieu, PK15, Montagne des Singes, Montagne des Chevaux, Crique Cascade.

Biotope: small pools in dense primary forest of lowlands; a rare species, seemingly, except if it has a specific niche, unknown up to now; it has been collected sympatrically with agilae, lungi, igneus & xiphidius (PK15).

Distribution: unknown; reported from only five localities without obvious biogeographical link, in French Guyane; probably also in Brasil.

Advised especially for: experienced hobbyist.

Maintenance and Breeding: difficult, because it is poorly prolific & males are over weighted from F1 generation; choose a small aquarium, shadowed & with many hiding places; the eggs are better stored in damp peat for 3 weeks, though it is not an annual species; fry take easily Artemia & grow rather quickly: sexual maturity at the age of 6 months; a shy species, with a marked and variable colour pattern, & a very weak sexual dichromism; no parental cannibalism.

Max. size: Male 50mm. Female 45mm.

Life span: 36 months.