Ciclo reproductivo y talla media de madurez del congrio colorado, Genypterus chilensis (Guichenot, 1881) en el litoral de Talcahuano, Chile
ABSTRACT A study on the reproduction of the red cusk eel Genypterus chilensis was conducted in the fishing area of Talcahuano, Chile. The mean sexual maturity and size at first maturity were determined in a sample of 490 specimens. The microscopic analysis showed the simultaneous presence of oocytes...
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| Lenguaje: | Spanish / Castilian |
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Universidad de Valparaíso. Facultad de Ciencias del Mar
2009
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| Acceso en línea: | http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-19572009000100027 |
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oai:scielo:S0718-195720090001000272009-08-03Ciclo reproductivo y talla media de madurez del congrio colorado, Genypterus chilensis (Guichenot, 1881) en el litoral de Talcahuano, ChileChong,JavierGonzález,Paola Reproduction ovary histology mature Ophidiidae ABSTRACT A study on the reproduction of the red cusk eel Genypterus chilensis was conducted in the fishing area of Talcahuano, Chile. The mean sexual maturity and size at first maturity were determined in a sample of 490 specimens. The microscopic analysis showed the simultaneous presence of oocytes in different maturity stages, in mature individuals. This allows the characterization of the red cusk eel as a partial or multiple spawner. The frequencies of maturity stages in females showed a spawning period between July and October, and a secondary peak in March. The size at first maturity of the red cusk eel was 72.4 cm.info:eu-repo/semantics/openAccessUniversidad de Valparaíso. Facultad de Ciencias del MarRevista de biología marina y oceanografía v.44 n.1 20092009-04-01text/htmlhttp://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-19572009000100027es10.4067/S0718-19572009000100027 |
| institution |
Scielo Chile |
| collection |
Scielo Chile |
| language |
Spanish / Castilian |
| topic |
Reproduction ovary histology mature Ophidiidae |
| spellingShingle |
Reproduction ovary histology mature Ophidiidae Chong,Javier González,Paola Ciclo reproductivo y talla media de madurez del congrio colorado, Genypterus chilensis (Guichenot, 1881) en el litoral de Talcahuano, Chile |
| description |
ABSTRACT A study on the reproduction of the red cusk eel Genypterus chilensis was conducted in the fishing area of Talcahuano, Chile. The mean sexual maturity and size at first maturity were determined in a sample of 490 specimens. The microscopic analysis showed the simultaneous presence of oocytes in different maturity stages, in mature individuals. This allows the characterization of the red cusk eel as a partial or multiple spawner. The frequencies of maturity stages in females showed a spawning period between July and October, and a secondary peak in March. The size at first maturity of the red cusk eel was 72.4 cm. |
| author |
Chong,Javier González,Paola |
| author_facet |
Chong,Javier González,Paola |
| author_sort |
Chong,Javier |
| title |
Ciclo reproductivo y talla media de madurez del congrio colorado, Genypterus chilensis (Guichenot, 1881) en el litoral de Talcahuano, Chile |
| title_short |
Ciclo reproductivo y talla media de madurez del congrio colorado, Genypterus chilensis (Guichenot, 1881) en el litoral de Talcahuano, Chile |
| title_full |
Ciclo reproductivo y talla media de madurez del congrio colorado, Genypterus chilensis (Guichenot, 1881) en el litoral de Talcahuano, Chile |
| title_fullStr |
Ciclo reproductivo y talla media de madurez del congrio colorado, Genypterus chilensis (Guichenot, 1881) en el litoral de Talcahuano, Chile |
| title_full_unstemmed |
Ciclo reproductivo y talla media de madurez del congrio colorado, Genypterus chilensis (Guichenot, 1881) en el litoral de Talcahuano, Chile |
| title_sort |
ciclo reproductivo y talla media de madurez del congrio colorado, genypterus chilensis (guichenot, 1881) en el litoral de talcahuano, chile |
| publisher |
Universidad de Valparaíso. Facultad de Ciencias del Mar |
| publishDate |
2009 |
| url |
http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-19572009000100027 |
| work_keys_str_mv |
AT chongjavier cicloreproductivoytallamediademadurezdelcongriocoloradogenypteruschilensisguichenot1881enellitoraldetalcahuanochile AT gonzalezpaola cicloreproductivoytallamediademadurezdelcongriocoloradogenypteruschilensisguichenot1881enellitoraldetalcahuanochile |
| _version_ |
1714202282546954240 |