Results 41 to 50 of about 1,951 (181)

Management Implications of Mesopelagic Forage Fisheries for Bigeye Tuna Stocks

open access: yesFisheries Management and Ecology, EarlyView.
ABSTRACT Many large marine predators forage on mesopelagic fish stocks, including commercially valuable tunas. The mesopelagic is under increasing interest for commercial exploitation, given its large biomass with potential to supply fishmeal for aquaculture feed or fish oil.
Ciara Willis   +3 more
wiley   +1 more source

Fisheries and Marine Resources of Hawaii and the U.S.-associated Pacific Islands: An Introduction [PDF]

open access: yes, 1993
The fisheries of Hawaii and other U.S.-associated islands in the Pacific Ocean are characterized by high diversity, both in the species exploited and the human cultures that exploit them.
Boehlert , George W.
core  

A Novel Longline That Can Be Used By a Single Crew in the Aegean Sea: Solo Longline

open access: yesÇanakkale Onsekiz Mart University Journal of Marine Sciences and Fisheries, 2020
This short paper presents an innovation on the use of a bottom longline with only a single crew on a fishing boat in the Aegean Sea. The mainline was 0.80 mm in diameter and 75 m in length, with branch lines of 0.45 mm in diameter and 70 cm in length. Distance between two adjacent branch lines was 7 m.
Cezmi KANÇOBAN, Okan AKYOL
openaire   +4 more sources

Analysis of Sea Turtle Bycatch by Andalusia Pelagic Longline Fleet in the Northeast Atlantic

open access: yesFisheries Oceanography, EarlyView.
ABSTRACT The Northeast Atlantic is one of the most crucial foraging grounds for juvenile loggerhead (Caretta caretta) and leatherback turtles (Dermochelys coriacea), while also serving as an important fishing area for the Andalusia surface longline fishery. The main aim of present study is to assess the sea turtle interaction with the Andalusia pelagic
Marina Tortosa   +6 more
wiley   +1 more source

Mapping Escolar (Lepidocybium flavobrunneum) in Motion: Oceanographic Forces Shaping Its Habitat in the Southwestern South Atlantic, With Insights From Fishers' Perceptions

open access: yesFisheries Oceanography, EarlyView.
ABSTRACT Lepidocybium flavobrunneum [Smith, 1843], commonly known as escolar, is a large pelagic species, important for global and local fisheries, particularly in the southwestern South Atlantic Ocean (SWAO), where it constitutes a significant portion of the catch.
Lucas Rodrigues   +15 more
wiley   +1 more source

Individual variability in activity patterns in Atlantic halibut (Hippoglossus hippoglossus) revealed using pop‐up satellite tags

open access: yesJournal of Fish Biology, EarlyView.
Abstract Understanding fish behaviour and activity patterns is essential for interpreting their ecology and the processes that shape population dynamics, yet such information remains limited for wild fishes because observing individuals in situ is challenging.
Marie‐Pier Boulanger   +4 more
wiley   +1 more source

Australian Vessel Performance in the East Coast Tuna Longline Fishery [PDF]

open access: yes, 1995
A sample of daily observations on the activities of Australian vessels longlining for yellowfin tuna, Thunnus albacares, during 1987-90 was analyzed, using a production junction approach, to determine the effects of vessel characteristics and operational
Campbell , H. F., McIlgorm, A.
core  

First record of young‐of‐the‐year smooth hammerhead (Sphyrna zygaena) in coastal waters of Galicia, northwest Spain

open access: yesJournal of Fish Biology, EarlyView.
Abstract The smooth hammerhead (Sphyrna zygaena) is typically considered an oceanic species and is only rarely observed in the cooler coastal waters of the northeastern Atlantic. On 20 December 2024, a juvenile S. zyganea was captured at 25 m depth in the inner Ría de Pontevedra (Rías Baixas, northwest Spain).
Xabier Pin   +3 more
wiley   +1 more source

Population characteristics and biology of striped marlin, Tetrapturus audax in the New Zealand fishery : a thesis presented in partial fulfillment of the requirements for the degree of Master of Science (MSc) in Physiology at Massey University, Palmerston North, New Zealand [PDF]

open access: yes, 2005
Striped marlin (Tetrapturus audax) are apex predators in the pelagic ecosystem and are seasonally abundant in the off-shore waters of New Zealand during December through May.
Kopf, R. Keller
core  

Distribution and ecology of the four Macrourus species by‐caught in the longline fishery at South Georgia, Southern Ocean

open access: yesJournal of Fish Biology, EarlyView.
Abstract Although Macrourus species are the main by‐catch across Southern Ocean longline fisheries, including around South Georgia, the lack of species‐specific data has hindered effective management and ecological understanding. Aggregation of macrourids at genus level masks critical interspecific differences in life‐history strategies and ...
José Abreu   +8 more
wiley   +1 more source

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