Results 111 to 120 of about 7,962 (217)

Direct Assessment of Juvenile Atlantic Bluefin Tuna: Integrating Sonar and Aerial Results in Support of Fishery-Incident Surveys [PDF]

open access: yes, 2014
There is a clear need for direct assessment approaches for Atlantic bluefin tuna (Thunnus thynnus, ABFT), including formulation of experimental designs and pilot surveys for abundance estimation.
Jech, Michael   +4 more
core   +1 more source

Trends in world tuna fishery [PDF]

open access: yes, 2007
Since the nineteenth century, indeed since a ncient times tuna fishing has been carried out in many places in the world. These fisheries were local and generally near the coasts.
Mallia, Jyothi V, Pillai, N G K
core  

Aproximación al impacto sobre el reclutamiento del atún rojo (Thunnus thynnus) de las capturas de cerco en Baleares con el actual periodo de veda. [PDF]

open access: yes, 2011
4 páginas, 1 figura.[EN]This study estimates the impact which the purse seine catch in the Balearic Islands has on bluefin tuna recruitment with the current closed period.
Gordoa, Ana
core  

Multilocus phylogenetic analyses reveal that habitat selection drives the speciation of Didymozoidae (Digenea) parasitizing Pacific and Atlantic bluefin tunas [PDF]

open access: yes, 2010
Parasite communities of wild and reared bluefin tuna display remarkable diversity. Among these, the most prevalent and abundant are the Didymozoidae (Monticelli, 1888) (Trematoda, Digenea), considered one of the most taxonomically complex digenean ...
Block, B, Bott, N, Mladineo, I, Nowak, B
core  

Estimating long-term growth-rate changes of southern bluefin tuna (Thunnus maccoyii) from two periods of tag-return data [PDF]

open access: yes, 2003
Southern bluefin tuna (SBT) (Thunnus maccoyii) growth rates are estimated from tag-return data associated with two time periods, the 1960s and 1980s. The traditional von Bertalanffy growth model (VBG) and a two-phase VBG model were fitted to the data by ...
Hearn, William S., Polacheck, Thomas
core  

Growth-related trophic changes of Thunnus thynnus as evidenced by stable nitrogen isotopic values in the first dorsal spine. [PDF]

open access: yesSci Rep, 2020
Rumolo P   +9 more
europepmc   +1 more source

ESTABLISHING AN ATLANTIC BLUEFIN TUNA (Thunnus thynnus) BROODSTOCK

open access: yes, 2020
The Spanish Institute of Oceanography owns a facility to reproduce Atlantic bluefin tuna (ABFT). This facility was built in 2015 and in August 2017, some fingerlings born in captivity were moved to this installation, and some wild tunas were added two months later. In November 2019, this batch consists in 69 2+ ABFT weighting 28 kg.
Ortega-García, A. (Aurelio)   +4 more
openaire   +1 more source

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