Results 81 to 90 of about 3,658 (231)

Abnormal hermaphroditism in the multispine skate Bathyraja multispinis (Chondrichthyes, Rajidae)

Journal of Fish Biology, 2007
A hermaphroditic individual of the multispine skate, Bathyraja multispinis, caught on the Argentinean continental shelf, is described. This is the first record of hermaphroditism in the genus Bathyraja and one of the very few hermaphroditic specimens reported in the Rajidae.
Scenna, Lorena Beatriz, Díaz de Astarloa, Juan Martín, Cousseau, María Berta   +2 more
openaire   +2 more sources

Re‐evaluation of certain aspects of the EFSA Scientific Opinion of April 2010 on risk assessment of parasites in fishery products, based on new scientific data. Part 2

EFSA Journal, Volume 22, Issue 11, November 2024.
Abstract The objective of this opinion was to determine if any wild caught fish species, originating from specific fishing grounds and consumed in the EU/EFTA could be considered free of zoonotic parasites. In this Opinion the term ‘fishery products’ only refers to fresh finfish.
EFSA Panel on Biological Hazards (BIOHAZ), Ana Allende, Avelino Alvarez‐Ordóñez, Valeria Bortolaia, Sara Bover‐Cid, Alessandra De Cesare, Wietske Dohmen, Laurent Guillier, Lieve Herman, Liesbeth Jacxsens, Maarten Nauta, Lapo Mughini‐Gras, Jakob Ottoson, Luisa Peixe, Fernando Perez‐Rodriguez, Panagiotis Skandamis, Elisabetta Suffredini, Kurt Buchmann, Arne Levsen, Simonetta Mattiucci, Ivona Mladineo, Maria João Santos, Beatriz Guerra, Sonagnon Martin Goudjihounde, Michaela Hempen, Declan Bolton   +25 more
wiley   +1 more source

Trends in elasmobranch feeding ecology studies

Ocean and Coastal Research
Reviews can be useful to provide an overview of specific knowledge areas to facilitate research guidelines and the comparison of study results.
Hugo Bornatowsk, Maiara A. Hayata, Renato H. A. Freitas   +2 more
doaj   +1 more source

Food habits of the broad nose skate, Bathyraja brachyurops (Chondrichthyes, Rajidae), in the south-west Atlantic

Scientia Marina, 2008
Food habits of Bathyraja brachyurops were studied based on stomach content analyses of 346 specimens collected from research cruises carried out from 2003 to 2005 on the Argentinean continental shelf (36ºS-55ºS). A total of 265 stomachs (76.6%) contained
Mauro Belleggia, Ezequiel Mabragaña, Daniel E. Figueroa, Lorena B. Scenna, Santiago A. Barbini, Juan M. Díaz de Astarloa   +5 more
doaj   +1 more source

Kuzey Ege`de avlanan vatozların (rajidae) biyoekolojik özelliklerinin belirlenmesi

, 2021
187
openaire   +2 more sources

Rajidae de Blainville 1816

, 2018
{"references": ["Ishihara H., Treloar M., Bor P. H. F., Senou H. & Jeong C. H. 2012. The comparative morphology of skate egg capsules (Chondrichthyes: Elasmobranchii: Rajiformes). Bulletin of the Kanagawa Prefectural Museum (Natural Science) No. 41: 9 - 25. Available from http: // nh. kanagawa-museum.
openaire   +1 more source

Food habits of Dipturus chilensis (Pisces: Rajidae) off Patagonia, Argentina [PDF]

ICES Journal of Marine Science, 2001
The food habits of the beaked skate were studied utilising 274 individuals obtained from the incidental catches of the Argentine hake (Merluccius hubbsi) fishery. The most important prey were the Argentine hake, the southern cod (Patagonotothen ramsayi), the Argentine shortfin squid (Illex argentinus), the isopod (Serolis schythei), the ‘‘raneya ...
openaire   +2 more sources

The use of pelvic fins for benthic locomotion during foraging behavior in Potamotrygon motoro (Chondrichthyes: Potamotrygonidae)

Zoologia (Curitiba), 2015
Synchronized bipedal movements of the pelvic fins provide propulsion (punting) during displacement on the substrate in batoids with benthic locomotion. In skates (Rajidae) this mechanism is mainly generated by the crural cartilages.
Akemi Shibuya, Marcelo R. de Carvalho, Jansen Zuanon, Sho Tanaka   +3 more
doaj   +1 more source

Condrictios de la Argentina y Uruguay: lista de trabajo [PDF]

, 2007
Presentamos aquí una lista actualizada de los condrictios (tiburones, rayas, quimeras y pez elefante) que han sido citados de la Argentina y Uruguay, incluyendo las especies de agua dulce de la familia Potamotrygonidae.
Lucifora, Luis O., Menni, Roberto C.
core  

A record of the Porbeagle, Lamna nasus, in coastal waters of Buenos Aires (Argentina) confirmed by DNA barcoding [PDF]

, 2015
A record of a juvenile Porbeagle, Lamna nasus, in the coastal waters of Argentina is confirmed by DNA barcoding, since the specimen lacked some external diagnostic features.
Díaz de Astarloa, Juan Martín, Lucifora, Luis Omar, Mabragaña, Ezequiel   +2 more
core   +1 more source