Results 111 to 120 of about 45,729 (256)

Isotopic profile and mercury concentration in fish of the lower portion of the rio Paraíba do Sul watershed, southeastern Brazil

open access: yesNeotropical Ichthyology
The aim of this study was to evaluate the isotopic profile and mercury (Hg) concentrations in fish (carnivores, omnivores and detritivores) in the lower portion of the rio Paraíba do Sul watershed, southeastern Brazil.
Adélia R. M. Rocha   +3 more
doaj   +1 more source

Demersal Fish Resources Around Qatar

open access: yes, 1982
The study was based on the data available from Fishery Resources Survey in the Gulf and Gulf of Oman, conducted by F.A.O., between 1975 and 1979 and the samplings of the fish production in Qatar during 1980/81. The survey was conducted with standard type Engel high opening trawl, having a 32mm mesh codend, and the sampling stations were randomly ...
Sivasubramaniam, K. ك. سيفاسبرامانيام   +1 more
openaire   +1 more source

Diet composition of fish species from the southern continental shelf of Colombia [PDF]

open access: yes, 2002
The diet composition of 30 fish species belonging to 16 families from the Pacific Coast of Colombia is described. Benthic crustaceans (37.5%) and bony fishes (23.7%, chiefly demersal) were the most important food items for the fish species analyzed. Data
Arcila, C.A.T., Lopez-Peralta, R.H.
core  

The Occurrence of Microplastic Ingestion in Commercial Marine Fish in Miri, Sarawak, Malaysia

open access: yesEnvironmental Quality Management, Volume 35, Issue 4, Summer 2026.
ABSTRACT Microplastics are polymer‐based particle compositions of various toxic chemicals with size less than 5 mm. Due to their small size, microplastics can be ingested and accumulate in body tissues of organisms. This raises concerns about their toxicity being transferred to humans via food consumption.
Sze Che Lee, Rubiyatno, Tony Hadibarata
wiley   +1 more source

Recent research in the African Great Lakes: fisheries, biodiversity and cichlid evolution [PDF]

open access: yes, 2003
The East African Great Lakes are now well known for (1) their fisheries, of vital importance for their rapidly rising riparian human populations, and (2) as biodiversity hotspots with spectacular endemic faunas, of which the flocks of cichlid fishes ...
Lowe-McConnell, Rosemary
core  

Visual Modelling to Predict Behavioural Responses of Catsharks, Skates, and Plaice to Artificial Light for Use in Bycatch Reduction

open access: yesFisheries Management and Ecology, Volume 33, Issue 3, Page 463-478, June 2026.
ABSTRACT Light can be used to deter bycatch from fishing nets, but few studies have aimed to quantify how species view and respond to light. Here, we used visual models to predict how target (plaice Pleuronectes platessa) and bycatch (small‐spotted catshark Scyliorhinus canicular and undersized skates, Raja spp) species, captured in mixed demersal ...
Jasmine Somerville   +2 more
wiley   +1 more source

POTENSI DAN TINGKAT PEMANFAATAN SUMBERDAYA IKANDEMERSAL DI PERAIRAN KABUPATEN PEKALONGAN

open access: yesAgriekonomika, 2012
Pekalongan Regency seawaters is one of potential demersal fish distribution area. If resources utilization are uncontrol, the resources will be threatened by fishing effort increase. Information about potency and utilization rate should be known.
Novita Lusi Andriani, Dian Ayunita NND
doaj  

Marketing Strategy‐Based Fishers' Segmentation: The Key to Sustainable Fisheries Sector

open access: yesFisheries Management and Ecology, Volume 33, Issue 3, Page 555-567, June 2026.
ABSTRACT This paper attempts to empirically investigate potentially significant differences in perceptions regarding marketing strategies that could enhance economic and environmental sustainability in the sector based on the Structure—Conduct and Performance (SCP) methodological framework.
Eleni Kaimakoudi   +3 more
wiley   +1 more source

Estimation of Production Functions on Fishery: A Danish Survey [PDF]

open access: yes
The fishing fleet and the component parts of effort and production can be de-scribed and analysed in different ways. As an example, the fishing fleet can be described using a list of different production function specifications.
Ayoe Hoff   +2 more
core   +1 more source

Larvae of Nearshore Fishes in Oceanic Waters near Oahu, Hawaii [PDF]

open access: yes, 1991
Larvae of over 50 families of nearshore fishes were taken in oceanic waters about 13 km offshore of the leeward (southwest) coast of Oahu, Hawaii during 1977-78, The five most frequently taken families (Labridae, Parapercidae, Serranidae, Gobiidae, and ...
Clarke, Thomas A.
core  

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