Results 61 to 70 of about 5,038 (224)

Culturable microbiota associated with farmed Atlantic bluefin tuna (Thunnus thynnus)

open access: yesAquatic Living Resources, 2017
This study examined culturable microbiota associated with farming of Atlantic bluefin tuna (Thunnus thynnus), an economically significant aquacultured fish species, in autumn and late spring. While sea water gave higher heterotroph plate counts than tuna
Kapetanović Damir   +4 more
doaj   +1 more source

The real maccoyii: identifying tuna sushi with DNA barcodes--contrasting characteristic attributes and genetic distances. [PDF]

open access: yesPLoS ONE, 2009
BACKGROUND:The use of DNA barcodes for the identification of described species is one of the least controversial and most promising applications of barcoding.
Jacob H Lowenstein   +2 more
doaj   +1 more source

Post‐Release Survival of the Pelagic Stingray (Pteroplatytrygon violacea, Bonaparte, 1832) in French Longline Fisheries in the Northwestern Mediterranean Sea

open access: yesFisheries Management and Ecology, Volume 33, Issue 4, Page 719-732, August 2026.
ABSTRACT Bycatch remains a critical challenge in global fisheries, even when using selective gears such as longlines. In the French longline fishery targeting Atlantic bluefin tuna (Thunnus thynnus) in the Gulf of Lion, the common pelagic stingray (Pteroplatytrygon violacea) is the primary bycatch species.
Antoine Landreau   +5 more
wiley   +1 more source

Age and growth rate of juvenile bluefin tuna Thunnus thynnus from the Mediterranean sea (Sicily, Italy)

open access: yesScientia Marina, 2005
The microstructural analysis of the sagittal otoliths of juvenile Atlantic bluefin tuna, Thunnus thynnus, can be used to estimate the age and growth rate of young-of-the-year individuals born in the Mediterranean.
Mario La Mesa   +2 more
doaj   +1 more source

Northern Bluefin Tuna Facts

open access: yes, 2022
Scientific name: Thunnus thynnus Scientific classification: Phylum: Chordata Class: Actinopterygii Order: Perciformes Family: ScombridaeDescription of Northern Bluefin Tuna The pectoral fins are long and rigid and are positioned just behind the conical head, with a large mouth and eyes. The back of the fish is a deep bluish-purple and the underside is
openaire   +1 more source

Tuning the tools: Validating empirical and modelled correction factors for diet estimation in pelagic teleosts

open access: yesMethods in Ecology and Evolution, Volume 17, Issue 7, Page 2218-2233, July 2026.
Abstract As quantitative diet estimates from biochemical markers grow in popularity, the necessity for robust species‐ and tissue‐specific correction factors, including trophic discrimination factors (TDFs) for stable isotopes and calibration coefficients (CCs) for fatty acids, becomes increasingly urgent.
Jessica Henkens   +6 more
wiley   +1 more source

Molecular Identification of an “Abnormal Tuna” Caught in the Taiwan Strait off Southwestern Taiwan

open access: yesAsian Fisheries Science
A female tuna of odd appearance, with the size of a Pacific bluefin tuna (Thunnus orientalis Temminck and Schlegel, 1844), anal fin count of bigeye tuna (Thunnus obesus Lowe, 1839), pectoral fins of yellowfin tuna (Thunnus albacares Bonnaterre ...
MING-CHIH HUANG
doaj   +1 more source

Reproductive Biology and Early Life History Inform Steepness and the Productivity of Rockfishes (Sebastes spp., Scorpaenidae) in the California Current

open access: yesFish and Fisheries, Volume 27, Issue 4, Page 1028-1046, July 2026.
ABSTRACT Steepness, a parameter derived from the stock‐recruit relationship, is widely used in fishery stock assessments to scale the productivity of a population. Steepness is a highly influential parameter, but it is often unknown a priori and is typically difficult to estimate.
Sabrina G. Beyer   +2 more
wiley   +1 more source

A Review of the Applications and Challenges of Pulsed Electric Fields in Fish Ecological Protection

open access: yesAquaculture, Fish and Fisheries, Volume 6, Issue 3, June 2026.
ABSTRACT The use of pulsed electric fields (PEF) to regulate fish swimming patterns, especially during migratory channel restoration in dammed rivers, faces significant operational challenges. These challenges can generally be attributed to the multifaceted nature of fish behaviour and limitations in research on physical interception methods.
Ting Li   +8 more
wiley   +1 more source

Discovering where bluefin tuna, Thunnus thynnus, might go: using environmental and fishery data to map potential tuna habitat in the eastern Mediterranean Sea

open access: yesScientia Marina, 2012
Based on a dataset derived from commercial fisheries in the eastern Mediterranean Sea in 1998-2005, we applied generalized additive models (GAMs) to investigate the relative influence of a range of environmental factors on catch rates of Atlantic bluefin
Dimitrios Damalas, Persefoni Megalofonou
doaj   +1 more source

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