Buscar
Mostrando ítems 21-30 de 237
The reproductive biology and cycle of Rioraja agassizi (Müller and Henle, 1841) (Chondrichthyes: Rajidae) in southeastern Brazil, SW Atlantic Ocean
(2007-12-01)
Specimens of Rioraja agassizi were collected at Guarujá pier, São Paulo State, Brazil, from March 2005 to March 2006. A total of 275 males were captured. Based on the analysis of the clasper length, gonad weight, clasper ...
The reproductive biology and cycle of Rioraja agassizi (Müller and Henle, 1841) (Chondrichthyes: Rajidae) in southeastern Brazil, SW Atlantic Ocean
(2007-12-01)
Specimens of Rioraja agassizi were collected at Guarujá pier, São Paulo State, Brazil, from March 2005 to March 2006. A total of 275 males were captured. Based on the analysis of the clasper length, gonad weight, clasper ...
Zooplankton community in the San Jorge gulf (SW Atlantic Ocean)
(Editorial Académica Española, 2019)
Zooplankton plays a major role in marine ecosystems and food webs. Zooplankton community dynamics are complex due to spatial heterogeneity and diversity in species composition, which are influenced by environmental conditions. ...
Structure and distribution of fish assemblages at Burdwood Bank, the first Sub-Antarctic Marine Protected Area “Namuncurá” in Argentina (Southwestern Atlantic Ocean)
(Springer, 2020-11)
The first non-coastal Sub-Antarctic Marine Protected Area (Namuncurá) in Argentina was created in 2013, at Burdwood Bank (MPAN-BB), an undersea plateau located about 200 km south from Malvinas/Falkland Islands, SW Atlantic ...
By-catch composition of the Patagonian scallop fishery: the fishesComposición de la captura incidental en la pesquería de vieira patagónica: los peces
(Pontificia Universidad Catolica de Valparaíso, 2012-09)
An inventory of 24 fish species incidentally caught by the Patagonian scallop fleet in the SW Atlantic Ocean is provided for the first time. The most frequent species were Psammobatis spp. (81.36%), Bathyraja brachyurops ...
Ra and Rn isotopes as natural tracers of submarine groundwater discharge in the patagonian coastal zone (Argentina): an initial assessment
(Springer Verlag Berlín, 2018-02)
Submarine groundwater discharge (SGD) is herein recognized as a significant pathway of material transport from land to the coastal SW Atlantic Ocean and thus, it can be a relevant factor affecting the marine biogeochemical ...
Proximate composition and energy value of demersal and pelagic prey species from Southwest Atlantic
(Inter-Research, 2005-12)
This study describes the proximate composition (moisture, lipid, protein and ash content) and energetic value of 39 species (27 teleosts, 3 sharks, 7 rays and 2 squids) that are known as key prey or potential prey of top ...
Sea Pens (Cnidaria: Pennatulacea) from Argentine waters: new distributional records and first report of associated anemonesPlumas de mar (Cnidaria: Pennatulacea) en aguas argentinas: nuevos registros y primer reporte de anémonas asociadas
(Panamjas, 2018-11)
In the present study, we report recent findings of the sea pens Anthoptilum grandiflorum, Pennatula inflata and Halipteris africana in order to update their distributional information in areas under Argentine jurisdiction. ...
First record of the genus Adipicola (Mollusca: Bivalvia: Mytilidae) and description of a new species from the Argentine SW Atlantic Ocean
(Magnolia Press, 2017-09)
This work describes a new species of a whale fall mytilid, Adipicola leticiae n. sp., which was found on the skull of a sei whale, Balaenoptera borealis, collected by a trawling vessel off the Gulf of San Jorge, Argentina. ...
Brooding in Psolus patagonicus (Echinodermata: Holothuroidea) from Argentina, SW Atlantic Ocean
(Springer, 2010-02)
The mode, season, and time of brooding, egg diameter, egg number per brood, and the characteristics of newly released juveniles of Psolus patagonicus were investigated off Mar del Plata, Buenos Aires, Argentina, between ...