Crecimiento, reproducción y dinámica poblacional de Anchoa mitchilli (Pisces: Engraulidae) en el sistema Palizada-Del Este, Campeche, México
A total of 640 Anchoa mitchilli were collected monthly in ten stations al Palizada-Del Este. Campeche, Mexico (August 1985 - July 1986). This the second species of the sile in abundancc and frequency of collection.is associalcd with estuarine aas muddy bottoms, salinily of 20.4 - 26.3 ppt and low wa...
| Autores: | , , |
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| Tipo de documento: | artigo |
| Estado: | Versão publicada |
| Data de publicação: | 1996 |
| País: | Costa Rica |
| Recursos: | Universidad de Costa Rica |
| Repositório: | Portal de Revistas UCR |
| Idioma: | espanhol |
| OAI Identifier: | oai:portal.ucr.ac.cr:article/30660 |
| Acesso em linha: | https://revistas.ucr.ac.cr/index.php/rbt/article/view/30660 |
| Access Level: | Acceso aberto |
| Palavra-chave: | Anchoa mitchilli PopulaTion dynamic Bay anchovy Engraulidae. |
| Resumo: | A total of 640 Anchoa mitchilli were collected monthly in ten stations al Palizada-Del Este. Campeche, Mexico (August 1985 - July 1986). This the second species of the sile in abundancc and frequency of collection.is associalcd with estuarine aas muddy bottoms, salinily of 20.4 - 26.3 ppt and low water transparency (17.6-25.0%). Growth is allometric and the highest condition index is from August through March. It is a first order consumer with a diet rich in copepods and diatoms Population growth and monalily parameter are l.00=97 mm; K=O.614; Z=3.134; F=1.391; M=1.743; wilh a recruitment pulse in the yearly cycle: 294 were male, 310 females and 39 could not be sexed. Total length at first maturity was 45.8 at a male: female ratio of 1:1.4. It is suggested that Palizada-Del Este laguna de Térninos and the continental shelf are used for feeding maturation and reproduction, respectively |
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