Dispersal patterns of shrimp larvae and postlarvae of the genus Solenocera

The abundance and the dispersal processes during the larval and postlarval stages of Solenocera spp. (Burkenroad, 1939) is analyzed. Data were collected in three oceanographic cruises performed in the south of the Campeche Bay, Mexico, during summer and autumn 1993 and spring 1994. Summer was the pe...

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Autores principales: Gómez,Mario A, Gracia,Adolfo
Lenguaje:English
Publicado: Universidad de Valparaíso. Facultad de Ciencias del Mar 2007
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Acceso en línea:http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-19572007000200003
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spelling oai:scielo:S0718-195720070002000032007-09-26Dispersal patterns of shrimp larvae and postlarvae of the genus SolenoceraGómez,Mario AGracia,Adolfo Crustacea plankton distribution seasonal abundance vertical migration The abundance and the dispersal processes during the larval and postlarval stages of Solenocera spp. (Burkenroad, 1939) is analyzed. Data were collected in three oceanographic cruises performed in the south of the Campeche Bay, Mexico, during summer and autumn 1993 and spring 1994. Summer was the period with the highest abundance with an average larval density of protozoea, mysis, and postlarvae of 19.8, 22.1, and 1.9 organisms per 100 m³ respectively. In general, larvae presented a typical daily migration pattern. They moved from deep areas to the surface at night, whereas during the day they tended to move downwards. Protozoeae were most frequently distributed at the surface levels, whereas mysis were rather caught at deeper levels. In general, protozoea and mysis were distributed at depths above the thermocline, halocline and pycnocline. Food availability seems to be the most important factor determining Solenocera spp. vertical distributioninfo:eu-repo/semantics/openAccessUniversidad de Valparaíso. Facultad de Ciencias del MarRevista de biología marina y oceanografía v.42 n.2 20072007-08-01text/htmlhttp://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-19572007000200003en10.4067/S0718-19572007000200003
institution Scielo Chile
collection Scielo Chile
language English
topic Crustacea
plankton
distribution
seasonal abundance
vertical migration
spellingShingle Crustacea
plankton
distribution
seasonal abundance
vertical migration
Gómez,Mario A
Gracia,Adolfo
Dispersal patterns of shrimp larvae and postlarvae of the genus Solenocera
description The abundance and the dispersal processes during the larval and postlarval stages of Solenocera spp. (Burkenroad, 1939) is analyzed. Data were collected in three oceanographic cruises performed in the south of the Campeche Bay, Mexico, during summer and autumn 1993 and spring 1994. Summer was the period with the highest abundance with an average larval density of protozoea, mysis, and postlarvae of 19.8, 22.1, and 1.9 organisms per 100 m³ respectively. In general, larvae presented a typical daily migration pattern. They moved from deep areas to the surface at night, whereas during the day they tended to move downwards. Protozoeae were most frequently distributed at the surface levels, whereas mysis were rather caught at deeper levels. In general, protozoea and mysis were distributed at depths above the thermocline, halocline and pycnocline. Food availability seems to be the most important factor determining Solenocera spp. vertical distribution
author Gómez,Mario A
Gracia,Adolfo
author_facet Gómez,Mario A
Gracia,Adolfo
author_sort Gómez,Mario A
title Dispersal patterns of shrimp larvae and postlarvae of the genus Solenocera
title_short Dispersal patterns of shrimp larvae and postlarvae of the genus Solenocera
title_full Dispersal patterns of shrimp larvae and postlarvae of the genus Solenocera
title_fullStr Dispersal patterns of shrimp larvae and postlarvae of the genus Solenocera
title_full_unstemmed Dispersal patterns of shrimp larvae and postlarvae of the genus Solenocera
title_sort dispersal patterns of shrimp larvae and postlarvae of the genus solenocera
publisher Universidad de Valparaíso. Facultad de Ciencias del Mar
publishDate 2007
url http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-19572007000200003
work_keys_str_mv AT gomezmarioa dispersalpatternsofshrimplarvaeandpostlarvaeofthegenussolenocera
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