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Haplochromis burtoni (Cichlidae) - Ablaichen

Formal Metadata

Title
Haplochromis burtoni (Cichlidae) - Ablaichen
Alternative Title
Haplochromis burtoni (Cichlidae) - Spawning
Author
License
CC Attribution - NonCommercial - NoDerivatives 3.0 Germany:
You are free to use, copy, distribute and transmit the work or content in unchanged form for any legal and non-commercial purpose as long as the work is attributed to the author in the manner specified by the author or licensor.
Identifiers
IWF SignatureE 1122
Publisher
Release Date
Language
Producer
Production Year1962

Technical Metadata

IWF Technical DataFilm, 16 mm, 73 m ; F, 7 min

Content Metadata

Subject Area
Genre
Abstract
German
German
Buntbarsch. Bau der Laichgrube durch das Männchen, Rütteln, Führungsschwimmen und Zeigen der Eiflecken des Männchen, Pickbewegungen des Weibchens, Scheinlaichen, Ablaichen. Die Eier werden sofort ins Maul des Weibchens aufgenommen, die Besamung erfolgt durch Schnappen nach den Eierflecken auf der Afterflosse des Männchens.
English
English
The film shows the spawning behaviour of the mouthbreeding cichlid, Haplochromis burtoni. As in related species it is only the male that builds the spawning pit. The female merely shows rudimentary digging movements. The male leads the female to the spawning pit. While vibrating in front of her, he displays the coloured egg-dummies on the spread anal fin. After several spawning attempts, the female begins to lay eggs, which she immediately takes in her mouth. Subsequently, she attempts to take up the dummy eggs from the male's anal fin. She thereby takes up sperms released by the male, and inseminates the eggs in her mouth.
Keywords
German
German
English
English
IWF Classification
German
German
English
English