Results 21 to 30 of about 225 (121)

First record in South America of Didymosulcus palati and Didymosulcus philobranchiarca (Digenea, Didymozoidae) with new hosts records and pathological alterations

open access: yesMemorias do Instituto Oswaldo Cruz, 2008
Two species of Didymozoidae, Didymosulcus palati (Yamaguti 1970) and Didymosulcus philobranchiarca (Yamaguti 1970) were reported for the first time in South America, Atlantic Ocean, parasitizing three different tuna species from the coast of Rio de ...
Márcia Cristina Nascimento Justo   +3 more
doaj   +1 more source

Aggregative capacity of experimental anchored Fish Aggregating Devices (aFADs) in Northeastern Brazil revealed through electronic tagging data

open access: yesOcean and Coastal Research, 2020
Catches of pelagic fish associated to anchored Fish Aggregating Devices have been responsible for increases in income, fish consumption, and even cultural identity of artisanal fishing communities in many developing countries worldwide.
Luísa Queiroz Véras   +6 more
doaj   +1 more source

The European Union's fishing activity outside of European waters and the Sustainable Development Goals

open access: yesFish and Fisheries, Volume 22, Issue 3, Page 532-545, May 2021., 2021
Abstract The EU's fishing fleet engages in extensive fishing activities in the Exclusive Economic Zones of non‐EU countries as well as in areas beyond national jurisdiction. These activities are regulated by an external dimension in the EU's Common Fisheries Policy (CFP).
Andrew Frederick Johnson   +8 more
wiley   +1 more source

Comparing environmental metabarcoding and trawling survey of demersal fish communities in the Gulf of St. Lawrence, Canada

open access: yesEnvironmental DNA, Volume 3, Issue 1, Page 22-42, January 2021., 2021
Map of the 84 sampling sites. Detailed map of the 84 sampling sites in Estuary and Gulf of St. Lawrence (EGSL). Red circles represent stations where trawling and eDNA sampling were done simultaneously only at bottom (n = 54). Green circles represent stations where trawling and eDNA sampling were done simultaneously at bottom and where eDNA sampling was
Seyedeh Fatemeh Afzali   +6 more
wiley   +1 more source

Notes on helminth parasites of tuna fishes (Scombridae) in Brazil

open access: yesRevista Mexicana de Biodiversidad, 2012
Four species of Scombridae from the coast of Rio de Janeiro, southwest Atlantic Ocean were found to be parasitized with species of Didymozoidae (Digenea): Thunnus atlanticus (Lesson) a new host record for Nephrodidymotrema ahi Yamaguti, 1970 ...
Márcia Cristina Nascimento-Justo   +1 more
doaj   +1 more source

Fishery and Biology of Blackfin Tuna Thunnus atlanticus off Northeastern Brazil

open access: yesGulf and Caribbean Research, 2005
Blackfin tuna, Thunnus atlanticus, is the target species of a handline artisanal fishery off northeastern Brazil in September–January, but it is also caught by anglers and as by-catch in industrial fisheries. The population structure, morphometric relationships, mortality, reproduction, and fishery dynamics were studied during 2 fishing seasons (1996 ...
Freire, Katia M.F.   +2 more
openaire   +3 more sources

A survey of biodiversity informatics: Concepts, practices, and challenges

open access: yesWIREs Data Mining and Knowledge Discovery, Volume 11, Issue 1, January/February 2021., 2021
Biodiversity data has a life‐cycle that involves planning, gathering, quality improvement, documentation through metadata, preservation through publication, discovery and integration, and analysis. This article describes the practices, tools, and challenges in each step of this life‐cycle.
Luiz M. R. Gadelha Jr   +13 more
wiley   +1 more source

Pelagic Habitat Partitioning of Late-Larval and Juvenile Tunas in the Oceanic Gulf of Mexico

open access: yesFrontiers in Marine Science, 2020
Tunas are ecologically important in pelagic ecosystems, but due to their high economic value, large-bodied species are overfished. Declines in fishery landings of large-bodied tuna species in the Gulf of Mexico (GoM) are expected to increase fishing ...
Nina M. Pruzinsky   +2 more
doaj   +1 more source

Análisis químico de colágeno en piel de cola de atún (Thunnus atlanticus) en medio ácido

open access: yesRevista ESPAMCIENCIA, 2023
El colágeno es la proteína más abundante de origen animal. Esta investigación se realizó con el objetivo de extraer colágeno funcional de la piel de la cola de atún, se utilizó muestras comerciales de Cumaná, Venezuela. Se optimizó el método de extracción en medio ácido, obteniendo colágeno soluble con una concentración de ácido acético del 1,5% y ...
Shailili Moreno Morales   +3 more
openaire   +1 more source

Thunnus atlanticus

open access: yes, 2014
Thunnus atlanticus (Lesson, 1831) – Blackfin tuna; Albacorinha, ② The species T. atlanticus occurs off the Azores, in the PECS area (41 NM west of the Ocenographer Fracture Zone), MCZ, No. 75623, 35.8133º W, 35.0750º N, 26 Aug. 1984.
Carneiro, Miguel   +3 more
openaire   +2 more sources

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