Results 61 to 70 of about 8,298 (209)

Is Blood Thicker Than Water? The Influence of Kin Within a Bull Shark Social Network

open access: yesEcology and Evolution, Volume 16, Issue 8, August 2026.
This study investigates how kinship (“kinfluence”) shapes social structure in an aggregation of adult bull sharks in Fiji by integrating genomic relatedness, pedigree reconstruction, and detailed behavioral data. It reveals that while genetic relatedness has a small but significant influence on social behavior, especially among males, kin‐category ...
Natasha D. Marosi   +4 more
wiley   +1 more source

NILAI ORGANOLEPTIK PADA KECAP ENZIMATIS LAMBUNG IKAN TUNA (Thunnus albacares) [PDF]

open access: yes
Kecap ikan merupakan salah satu produk bahan makanan hasil olahan melalui proses fermentasi yang dibuat dari ikan maupun limbah ikan dengan rasa dan bau yang khas serta daya simpannya lama.
Moniharapon, Trijunianto   +2 more
core   +1 more source

Stable isotope analysis reveals partitioning in prey use by Kajikia audax (Istiophoridae), Thunnus albacares, Katsuwonus pelamis, and Auxis spp. (Scombridae) in the Eastern Tropical Pacific of Ecuador

open access: yesNeotropical Ichthyology, 2021
Kajikia audax, Thunnus albacares, Katsuwonus pelamis, and Auxis spp. occupy high and middle-level trophic positions in the food web. They represent important sources for fisheries in Ecuador.
Rigoberto Rosas-Luis   +2 more
doaj   +1 more source

Heavy landings of Yellowfin tuna Thunnus albacares (Bonnaterre, 1788) by hooks and line at Chennai coast [PDF]

open access: yes, 2009
During the period from January to March 2009, heavy landing of yellowfin tuna Thunnus albacares was observed at Chennai Fisheries ...
CMFRI, Kochi
core   +1 more source

Notes on helminth parasites of tuna fishes (Scombridae) in Brazil Notas sobre los helmintos parásitos del atún (Scombridae) en Brasil

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  

Distribuição do metal mercúrio em atum (Thunnus albacares) e pescada bicuda (Cynoscion microlepidotus) capturados no litoral do Rio de Janeiro, Brasil Distribution of metal mercury in tuna (Thunnus albacares) and weaker fish (Cynoscion microlepidotus) captured in Rio de Janeiro coast, Brazil

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia, 2008
O presente estudo verificou a cinética mercurial em órgãos, tecido muscular e conteúdo estomacal de duas espécies de peixes marinhos predadores, identificando os locais de maior acumulação desse metal.
R.J. Medeiros   +3 more
doaj   +1 more source

SIZE TREND ANALYSIS OF BIGEYE TUNA (Thunnus obesus) AND YELLOWFIN TUNA (Thunnus albacares) AT PALABUHANRATU ARCHIPELAGO FISHING PORT

open access: yesJFMR-Journal of Fisheries and Marine Research, 2021
Bigeye tuna (Thunnus obesus) and Yellowfin tuna (Thunnus albacares) are a marine commodity that has high nutritional content and economic value in the market.
Dita Agustian   +3 more
doaj   +1 more source

Detection and Quantification of Two Flatfish Species in the Sylt Outer Reef: Development of a qPCR Assay and Forecast Model Based on eDNA Copies

open access: yesEnvironmental DNA, Volume 8, Issue 4, July‐August 2026.
ABSTRACT Assessing fish diversity and abundance is crucial for effective marine conservation and management strategies, particularly in ecologically sensitive areas such as the North Sea. Bottom trawling, one of the most commonly used fishing methods, is facing growing criticism, even for scientific purposes, and has already been banned in ecologically
Yassine Kasmi   +8 more
wiley   +1 more source

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

Ekstraksi dan Karakteristik Minyak Tulang Ikan Tuna (Thunnus albacares) [PDF]

open access: yesJurnal Pascapanen dan Bioteknologi Kelautan dan Perikanan, 2018
Limbah tulang tuna berpotensi untuk diolah menjadi minyak ikan yang banyak mengandung asam- asam lemak esensial yang dibutuhkan oleh tubuh. Penelitian ini bertujuan untuk mengetahui sifat fisikokimia dan profil asam lemak minyak tulang ikan tuna. Ekstraksi minyak tulang ikan menggunakan 2 (dua) metode yaitu wet rendering dan curing menggunakan cuka ...
openaire   +2 more sources

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