RESUMENEl camarón rosado Farfantepenaeus notilais, es uno de los recursos de mayor importancia socioeconómica en la región Caribe. Sin embargo, esta especie ha sido sobreexplotada en las últimas décadas y hay una carencia en la información biológica y pesquera. El objetivo del presente estudio es determinar y caracterizar los estadios de madurez en el campo macroscópico y microscópico del camarón de aguas someras (F. notialis) como insumo para su manejo. Las muestras fueron tomadas entre junio del 2012 y mayo del 2013, en embarcaciones camaroneras en el Caribe colombiano. Las hembras de F. notialis fueron identificadas y conservadas para el análisis histológico y se fijaron algunas de las gónadas. Se tomaron datos de talla, peso y sexo. Se determinó su estadio gonadal a partir de la morfología y coloración de la gónada, para la determinación microscópica se realizaron cortes histológicos de las muestras de 30 gónadas de todos los estadios. Se obtuvo una muestra de 3019 hembras, para las cuales se encontraron y describieron cinco estadios de desarrollo gonadal. Los resultados macroscópicos se corroboraron con los resultados del análisis de desarrollo de los ovocitos en el campo microscópico. El desarrollo de los ovocitos estuvo acorde a lo registrado para F. brevirostris en el Pacífico colombiano y F. paulensis en la costa norte de Brasil. Estos resultados son un aporte de gran importancia, porque son una guía para los administradores del recurso y la comunidad científica para la determinación de la madurez de F. notialis en el Caribe colombiano.Palabras clave: biología reproductiva, crustáceos, gónadas, histología, ovocitos. ABSTRACTThe pink shrimp Farfantepenaeus notialis is one resource of great socioeconomic importance in the Caribbean region. However, this species has been overexploited in the last decades and there is a lack of biological and fishery information. For such reason, the objective of the present study is to determine and characterize the maturity stages a macroscopic and microscopic level of the pink shrimp (F. notialis) as input for its management. The samples were taking from June of 2012 and May 2013, on board shrimp commercial vessels in the Colombian Caribbean. The females of F. notialis were identified and preserved for the histologic analysis and some gonads were fixed. Data of size, weight and sex were taken. The gonadal stages were determined from the morphology and coloration of gonad and to microscopic determination were carried out histologic cut from samples of thirty gonads from all stages. A total of 3019 females were obtained from F. notialis, to which five stages of gonadal development
The relationship between climate variability and the small-scale fishery (SSF) of the Albuquerque Cays was studied from 2004 to 2018. The environmental variables analyzed were: sea surface temperature (SST), wind magnitude, and chlorophyll (Chl-α). The fishery is multi-species; 410 individuals were identified, belonging to 4 orders, 15 families, and 62 species, of which 38.7% are reef, 35.5% demersal, and 25.8% pelagic. The most dominant species were Caranx latus, Elagatis bipinnulata, Coryphaena hippurus, Lutjanus vivanus, Ocyurus chrysurus, Thunnus atlanticus, Sphyraena barracuda, Canthidermis sufflamen, Etelis oculatus, Acanthocybium solandri, Lutjanus jocu, Balistes vetula, Lutjanus buccanella, followed by Rhomboplites aurorubens and Mycteroperca bonaci. The pelagic species that contribute the most in biomass and commercial importance are S. barracuda, A. solandri, T. atlanticus, and E. bipinnulata, the most important due to their high market value. A significant correlation was found among SST, Chl-α, wind magnitude, and catch per unit effort (CPUE) anomalies. The highest CPUE values occurred in January, March, June and September were associated with the passage of cold fronts and hurricanes, giving way to new fishing opportunities and conservation of some resources.
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