Reproduction de Cottus cognatus
Document source: http://fishbase.de/Reproduction/FishReproSummary.php?GenusName=Cottus&ID=4068&SpeciesName=cognatus&StockCode=4264&fc=277
 
Réf. Princ. Scott, W.B. and E.J. Crossman, 1973
Mode dioecism
Fertilisation external
Mating type
Fréquence de ponte
Spawning aggregation Réf.  
Reproducteur multiple Réf.  
Guilde reproductive guarders
nesters
Parental Care
Description du cycle de vie et comportement d'accouplement The male chooses a nesting site under a rock or ledge. Spawning males are territorial toward other males (Ref. 27547). He attracts a female into the nesting site and after more courting the female deposits her adhesive eggs. The female is then driven out and the male guards the eggs until hatching occurs. The nest usually contains eggs from several females (Ref. 27547). The male has also been observed to guard the young (Ref. 1998).
Chercher plus de références à propos de reproduction Scirus
(ex. 9948)
( ex. cephalopods )
Comments & Corrections
Vers Recherche



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