Results 41 to 50 of about 591 (136)

Tag-recapture of the Narrownose smooth-hound (Mustelus schmitti) in Buenos Aires Coastal Ecosystem (Argentina)

open access: yes, 2020
The present work refers to the first results obtained on tagging and recapture in the Narrownose smooth-hound, Mustelus schmitti, along the Coastal Ecosystem off Buenos Aires Province (BCE) with the aim of describing their migratory movements. This shark is relevant not only because of its high abundance throughout the BCE but also for its commercial ...
Pérez Marcelo   +2 more
openaire   +1 more source

Microscopic Analysis of Mustelus schmitti´s Uteri During Reproductive Cycle

open access: yesAnnual Research & Review in Biology, 2015
Aims: It was analysed with light and electron microscopy the different zones of the Mustelus schmitti`suteri along the reproductive cycle. Study Design: Histological routine techniques were used. Place and Duration of Study: Specimens of Mustelus schmitti were collected from the Bahia Blanca estuary, each month, from 2002 to 2006.
openaire   +1 more source

Short- and medium-chain chlorinated paraffins in fish from an anthropized south-western Atlantic estuary, Bahía Blanca, Argentina [PDF]

open access: yes, 2023
Chlorinated paraffins (CPs) are synthetic organic compounds of growing environmental and social concern. Short-chain chlorinated paraffins (SCCPs) were listed under the Stockholm Convention on Persistent Organic Pollutants (POPs) in 2017.
Arias, Andres Hugo   +6 more
core   +1 more source

Population biology and fishery characteristics of the smooth-hound Mustelus schmitti in Anegada Bay, Argentina

open access: yesFisheries Research, 2010
The smooth-hound Mustelus schmitti is a commercially important and common target shark inhabiting the southwestern Atlantic coastal system and is usually found in shallow waters. Using experimental and artisanal fishing records, we assessed seasonal biological and demographic characteristics related to fishing of the smooth-hound and its potential ...
Colautti, Dario César   +6 more
openaire   +2 more sources

Long term fish assemblages as units of management in a temperate estuary (Rio de La Plata - SW Atlantic Ocean) [PDF]

open access: yes, 2011
Demersal fish assemblages from trawl surveys in the Rio de la Plata estuary and its inner continental shelf were analyzed from 1975 to 1995. The first two factors of Principal Component Analysis explained 48% of the variance in species distribution, and ...
Astarloa, Juan M. Díaz de   +3 more
core   +4 more sources

Representatividad de la composición de tallas del gatuzo Mustelus schmitti (Chondrichthyes, Triakidae) capturado por la flota artesanal y de arrastre comercial en la costa atlántica uruguaya

open access: yesRevista de Biología Marina y Oceanografía, 2022
The determination of the optimal sample size is important to obtain an adequate estimation of the size frequency distribution, as well as consistent estimators of the population parameters corresponding to the size composition, such as the mean value. In this work, the optimal sample size was determined to obtain a consistent estimate of the mean and a
Inés Pereyra   +2 more
openaire   +1 more source

Evolution of the coastal bottom trawl fishery at Puerto Quequén, Buenos Aires province, Argentina: 1999-2010 period [PDF]

open access: yes, 2013
El objetivo del presente trabajo es estudiar la posibilidad de la ocurrencia del proceso denominado "pescar descendiendo por la red trófica" en Puerto Quequén, por medio de la relación entre el patrón temporal de los desembarques e indicadores indirectos
Nogueira, Jose Luis   +1 more
core  

Echinobothrium-Megacanthum Sp. N. (Cestoda, Diphyllidea) from the Eagle Rap Myliobatis-Goodei (Chondrichthyes, Rajoidei) from the Patagonian Shelf of Argentina [PDF]

open access: yes, 1998
Fil: Ivanov, Verónica. Centro de Estudios en Parasitología y Vectores (CEPAVE). Facultad de Ciencias Naturales y Museo. Universidad Nacional de La Plata; ArgentinaFil: Campbell, Ronald A.. Department of Biology.
Campbell, Ronald A., Ivanov, Verónica
core  

Selection of Kurau Fishing Technology Units Eleutheronema Tetradactylum Which Competitive and Sustainable [PDF]

open access: yes, 2017
Environmentally friendly fishing technology unit is needed in sustainable fisheries management. The purpose of this study was to determine the fishing technology unit of kurau competitive and sustainable.
Kholis, M. N. (Muhammad)   +2 more
core   +1 more source

Uso de marcas convencionales en un país con escasa experiencia en marcación de peces marinos

open access: yesLatin American Journal of Aquatic Research, 2014
La utilización del marcado mediante distintas técnicas ha sido reconocida como un valioso medio para estudiar distintos aspectos poblacionales de especies de peces marinos.
Marcelo Pérez   +2 more
doaj  

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