[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"doc-detail-155316-es":3,"doc-seo-155316-110":30,"detail-sidebar-cat-0-es-110":92},{"code":4,"msg":5,"data":6},0,"success",{"doc_id":7,"user_id":8,"nickname":9,"user_avatar":10,"doc_module":4,"category_id":11,"category_name":12,"doc_title":13,"doc_description":14,"doc_content":15,"file_id":16,"file_url":17,"file_type":18,"file_size":19,"view_count":20,"is_deleted":4,"is_public":20,"is_downloadable":20,"audit_status":20,"page_count":21,"language":22,"language_code":23,"site_id":24,"html_lang":23,"table_of_contents":25,"faqs":26,"seo_title":27,"seo_description":14,"update_tm":28,"read_time":29},155316,4398048950312,"Violet","https://ap-avatar.wpscdn.com/avatar/400002538284de19e3c?_k=1778320343897328908",41,"Investigación e Informes","Biología y pesquería del pulpo Octopus vulgaris (Octopoda - Octopodidae) en las costas del estado Nueva Esparta, Venezuela","La biología y pesquería del pulpo Octopus vulgaris en las costas del estado Nueva Esparta (Venezuela) se analiza como actividad alternativa para pescadores artesanales. Las fluctuaciones interanuales exigen estudiar reproducción, crecimiento, mortalidad y dinámica pesquera para sustentar una gestión sostenible. Se recolectaron muestras semanales durante la temporada El Tirano 2012 (junio-diciembre), registrando longitudes, pesos, sexo y desarrollo gonadal en 1 268 machos y 818 hembras.","Biología y pesquería del pulpo Octopus vulgaris (Octopoda: Octopodidae) en las costas del estado Nueva Esparta, Venezuela  \nLeo Walter González 1, Nora Eslava 1, Francisco Guevara 1 & Luís Troccoli2  \n1. Área de Biología y Recursos Pesqueros, Instituto de Investigaciones Científicas de la Universidad de Oriente. Boca del Río, isla de Margarita, Venezuela; [lwgc25@gmail.com](lwgc25@gmail.com), neslava20@yahoo.es, [franciscogm2002e@hotmail.com](franciscogm2002e@hotmail.com)  \n[2](2). Área de Ecología y Ambiente, Instituto de Investigaciones Científicas de la Universidad de Oriente. Boca del Río, isla de Margarita, Venezuela; [luis.troccoli@gmail.com](luis.troccoli@gmail.com)  \nRecibido 21-IV-2014. Corregido 01-X-2014. Aceptado 05-XI-2014.  \nAbstract: Octopus vulgaris (Octopoda: Octopodidae) biology and fishery on the shores of Nueva Esparta state, Venezuela. In the State of Nueva Esparta, Venezuela, the fishery of octopus Octopus vulgaris is considered an alternative activity by the artisanal fishers to diversify production and to increase their income.  \nNevertheless, the inter annual fluctuations that have been witnessed in recent years, suggest that this resource requires an urgent analysis of the species reproduction, growth, mortality and the fishery activity, in order to provide a scientific basis to develop sustainable management strategies. For this, weekly samples were collected during the June-December 2012 El Tirano fishing season. Mantle length (ML), total weight (TW), sex and stage of gonadal development were recorded for 1 268 males (9-25cm ML) and 818 females (9-22cm ML) . The monthly sex ratio differed from one, except in June and August, with a high percentage of mature individuals in both sexes. Minimum and average sizes were: 11cm ML (428g) and 16cm ML (1 142g) in sexually mature males, and 12cm ML (476g) and 15.35cm ML (844g) in sexually mature females. The length-weight relationship of males (TW=0 .7994*ML2.62) and females (TW=1 .4552*ML2.33) showed minor allometric growth. Growth was estimated by analysis of the frequency distribution of lengths, using FiSAT software. Growth parameters, estimated by the von Bertalanffy model, were considered rapid, being L∞=26.26cm, W∞=3 769g, k=2.3/year, and to=-0.015/year, in males; and L∞=24.28cm, W∞=2 287g, k=1.8/year, and to=-0.09/year, in females. The maximum age in males was A0.95=1.3 years and A0.95=1.57 years in females. Octopus captures were directly significant with superficial water temperature, but negatively significant with wind velocity and precipitation, which corresponds to a study zone with seasonal hydrologic variability. The actual exploitation rate (E=0.61/ year in males, E=0.60/year in females) was calculated by using the values of total mortality (Z=7.73/year in males, Z=6.63/year in females), for fishing (F=4.7/year in males, F=3.99/year in females), and natural (M=3.03/ year in males, M=2.64/year in females), indicating that the octopus is over-exploited. Consequently, we recommend regulating the fishery by reducing the fishing mortality rate. Rev. Biol. Trop. 63 (2): 427-442. Epub 2015 June 01.  \nKey words: Octopus vulgaris; reproduction; growth; mortality; fishery; Venezuela.  \nEl pulpo común Octopus vulgaris Cuvier 1797 es una especie bentónica con desarrollo continuo, ciclo de vida corta, gran inteligencia motora y agudeza visual. Los huevos son puestos en grupo y son bentónicos. La hembrarecubre la puesta con su cuerpo, y de vez en cuando renueva el agua alrededor de los huevos por medio de contracciones del manto y los limpian con los brazos. Huevos de pulpo  \npueden ser encontrados en cualquier punto dela plataforma continental, donde resida estaespecie con fase larvaria planctónica susceptible de ser influenciada por el afloramiento costero (Otero, 2006) .  \nLa mayoría de los cefalópodos, responden rápidamente a las variaciones ambientales debido a que sus poblaciones son más susceptibles que otras especies, porque tienen un ciclo  \n Rev. B","cbCaimDFXCfXDGrl","https://ap.wps.com/l/cbCaimDFXCfXDGrl","pdf",1151070,1,16,"Spanish","es",110,"# Introducción y contexto pesquero\n## Regulación y objetivos de manejo\n## Descripción biológica del pulpo común","[{\"question\":\"Por qué se estudia la pesquería de Octopus vulgaris en Nueva Esparta?\",\"answer\":\"Se estudia porque las capturas presentan fluctuaciones interanuales que sugieren la necesidad de un análisis científico de reproducción, crecimiento y mortalidad para sustentar estrategias sostenibles.\"},{\"question\":\"Qué datos se registraron durante la temporada de muestreo?\",\"answer\":\"Se registraron longitud de manto, peso total, sexo y estadio de desarrollo gonadal, en machos y hembras, a partir de muestras semanales recolectadas durante junio-diciembre de 2012.\"},{\"question\":\"Qué indican los resultados sobre el estado de explotación del recurso?\",\"answer\":\"El cálculo de la tasa de explotación muestra que el pulpo se encuentra sobreexplotado, por lo que se recomienda regular la pesquería reduciendo la mortalidad por pesca.\"}]","Biología y pesquería del pulpo Octopus vulgaris (Octopoda - Octopodidae) en las costas del estado Nueva Esparta, Venezuela | PDF",1787909135,25,{"code":4,"msg":31,"data":32},"ok",{"site_id":24,"language":23,"slug":33,"title":13,"keywords":34,"description":14,"schema_data":35,"social_meta":87,"head_meta":89,"extra_data":91,"updated_unix":28},"biology-and-fisheries-of-the-common-octopus-octopus-vulgaris-octopoda-octopodidae-on-the-coasts-of-nueva-esparta-state-venezuela","",{"@graph":36,"@context":86},[37,54,69],{"@type":38,"itemListElement":39},"BreadcrumbList",[40,44,48,51],{"item":41,"name":42,"@type":43,"position":20},"https://docshare.wps.com","Home","ListItem",{"item":45,"name":46,"@type":43,"position":47},"https://docshare.wps.com/es/document/","Document",2,{"item":49,"name":12,"@type":43,"position":50},"https://docshare.wps.com/es/document/investigación-e-informes/",3,{"item":52,"name":13,"@type":43,"position":53},"https://docshare.wps.com/es/document/biology-and-fisheries-of-the-common-octopus-octopus-vulgaris-octopoda-octopodidae-on-the-coasts-of-nueva-esparta-state-venezuela/155316/",4,{"url":52,"name":13,"@type":55,"author":56,"headline":13,"publisher":58,"fileFormat":61,"inLanguage":23,"description":14,"dateModified":62,"datePublished":63,"encodingFormat":61,"isAccessibleForFree":64,"interactionStatistic":65},"DigitalDocument",{"name":9,"@type":57},"Person",{"url":41,"name":59,"@type":60},"DocShare","Organization","application/pdf","2026-09-06","2026-08-28",true,{"@type":66,"interactionType":67,"userInteractionCount":20},"InteractionCounter",{"@type":68},"ViewAction",{"@type":70,"mainEntity":71},"FAQPage",[72,78,82],{"name":73,"@type":74,"acceptedAnswer":75},"Por qué se estudia la pesquería de Octopus vulgaris en Nueva Esparta?","Question",{"text":76,"@type":77},"Se estudia porque las capturas presentan fluctuaciones interanuales que sugieren la necesidad de un análisis científico de reproducción, crecimiento y mortalidad para sustentar estrategias sostenibles.","Answer",{"name":79,"@type":74,"acceptedAnswer":80},"Qué datos se registraron durante la temporada de muestreo?",{"text":81,"@type":77},"Se registraron longitud de manto, peso total, sexo y estadio de desarrollo gonadal, en machos y hembras, a partir de muestras semanales recolectadas durante junio-diciembre de 2012.",{"name":83,"@type":74,"acceptedAnswer":84},"Qué indican los resultados sobre el estado de explotación del recurso?",{"text":85,"@type":77},"El cálculo de la tasa de explotación muestra que el pulpo se encuentra sobreexplotado, por lo que se recomienda regular la pesquería reduciendo la mortalidad por pesca.","https://schema.org",{"og:url":52,"og:type":88,"og:title":13,"og:site_name":59,"og:description":14},"article",{"robots":90,"canonical":52},"index,follow",{"doc_id":7,"site_id":24},{"code":4,"msg":5,"data":93},[94,99,103,107,111,113,117,121,125,129],{"id":95,"doc_module":4,"doc_module_name":46,"category_name":96,"show_sort_weight":97,"slug":98},39,"Cómic",60,"comic",{"id":100,"doc_module":4,"doc_module_name":46,"category_name":101,"show_sort_weight":97,"slug":102},43,"Estilo de Vida","lifestyle",{"id":104,"doc_module":4,"doc_module_name":46,"category_name":105,"show_sort_weight":97,"slug":106},38,"Examen","exam",{"id":108,"doc_module":4,"doc_module_name":46,"category_name":109,"show_sort_weight":97,"slug":110},44,"General","general",{"id":11,"doc_module":4,"doc_module_name":46,"category_name":12,"show_sort_weight":97,"slug":112},"research-report",{"id":114,"doc_module":4,"doc_module_name":46,"category_name":115,"show_sort_weight":97,"slug":116},37,"Literatura","literature",{"id":118,"doc_module":4,"doc_module_name":46,"category_name":119,"show_sort_weight":97,"slug":120},22,"Relatos y Novelas","story-novel",{"id":122,"doc_module":4,"doc_module_name":46,"category_name":123,"show_sort_weight":97,"slug":124},42,"Religión y Espiritualidad","religion-spirituality",{"id":126,"doc_module":4,"doc_module_name":46,"category_name":127,"show_sort_weight":97,"slug":128},40,"Salud y Atención Médica","healthcare",{"id":130,"doc_module":4,"doc_module_name":46,"category_name":131,"show_sort_weight":97,"slug":132},24,"Tecnología","technology"]