Results 41 to 50 of about 1,049 (152)

Cross‐ecosystem trophic structure and benthic–pelagic coupling: Effects of depth, body size, and feeding guild

open access: yesLimnology and Oceanography, Volume 70, Issue 3, Page 617-633, March 2025.
Abstract Understanding how energy is transferred within and across ecosystems is essential to better understand drivers and future consequences of shifts in energy pathways. We used stable isotope ratios of 1932 fish individuals belonging to the 11 most abundant fish species collected across 300,000 km2 along the English Channel–Celtic Sea continuum ...
Andrea Walters   +3 more
wiley   +1 more source

Fish aggregations at oil and gas platform foundations in the North Sea

open access: yesFisheries Management and Ecology, Volume 31, Issue 4, August 2024.
Abstract Globally, aging offshore oil and gas (O&G) platforms face resource depletion, and regulations often demand platform removal through decommissioning. In the North Sea, >€90 billion will be needed for decommissioning by 2060. However, the influence of O&G platforms on fish communities is poorly understood. This challenges predictions of possible
Bruno Ibanez‐Erquiaga   +4 more
wiley   +1 more source

Prime valutazioni degli effetti della protezione sull’ittiofauna di fondo roccioso nella costa occidentale dell’Isola dell’Asinara = Preliminary evaluation of the effects of protection on rocky fish assemblages in the Western coast of Asinara Island [PDF]

open access: yes, 2009
Coastal fish fauna from a recently established Mediterranean MPA and from an adjacent nonprotected zone near its boundary were compared to evaluate the effects of protection.
Manunza, Bruno Mario Luigi   +4 more
core  

Environmental DNA for monitoring the impact of offshore wind farms on fish and invertebrate community structures

open access: yesEnvironmental DNA, Volume 6, Issue 4, July–August 2024.
Offshore windfarms are marine areas that are difficult to access, and innovative monitoring techniques are needed to study their impact on marine biodiversity. Water sampling and trawl catches conducted in parallel in 30 sites in the Belgian part of the North Sea showed that 12S eDNA metabarcoding retrieved 85.7% of the fish species caught in the beam ...
Isolde Cornelis   +7 more
wiley   +1 more source

Changes in the structure and functionof the North Sea fish foodweb, 1973-2000, and the impacts of fishing and climate [PDF]

open access: yes, 2005
North Sea environmental and biological data were analysed to examine 30-year changes in production and consumption in the fish food web. The analysis revealed that the demand for secondary production placed on the ecosystem by fish declined from ...
Beare   +47 more
core   +1 more source

Integration of citizen science and eDNA reveals novel ecological insights for marine fish conservation

open access: yesEnvironmental DNA, Volume 6, Issue 4, July–August 2024.
We assess the utility of combining citizen science with environmental DNA (eDNA) metabarcoding for characterizing and quantifying marine fish biodiversity. Our findings hold promise for advancing marine conservation efforts by providing valuable data to inform critical decision‐making processes.
Lone Kvalheim   +4 more
wiley   +1 more source

Marmara Denizi'nde Algarna ile Avlanan Triglidae Türlerinin Boy-Ağırlık İlişkisi ve Bolluk Dağılımı

open access: yesÇanakkale Onsekiz Mart University Journal of Marine Sciences and Fisheries, 2018
In this study, length–weight relationships and the catch per unit effort-relative abundance (CPUE kg/h, N/h) of the three-gurnard species Chelidonichthys lucerna (Linnaeus, 1758), Lepidotrigla cavillone (Lacepède, 1801), Eutrigla gurnardus (Linnaeus ...
Ali İŞMEN   +9 more
doaj  

Northeast Atlantic species distribution shifts over the last two decades

open access: yesGlobal Change Biology, Volume 30, Issue 6, June 2024.
We explored marine species distribution shifts in the Celtic‐Biscay Shelf and then quantified the relative importance of two main ecological processes explaining species distribution shifts: (1) modifications in habitat suitability due to climate change and/or (2) variation in population size due to density‐dependent processes and fishing exploitation.
Emilie Le Luherne   +2 more
wiley   +1 more source

Cestoda and monogenea of some teleost fishes off the Mudanya Coast (Sea of Marmara, Turkey)

open access: yesHelminthologia, 2008
SummaryThe following helminths are reported from the Sea of Marmara off the Mudanya coast. Cestoda: Didymobothrium rudolphii in Solea solea, Clestobothrium crassiceps in Merluccius merluccius, tetraphyllidean larvae in Gobius niger, G.
M. C. Oğuz, R. Bray
semanticscholar   +1 more source

Occurrence of acanthocephalans in Teleost fishes of Gemlik Bay, Sea of Marmara, Turkey

open access: yesHelminthologia, 2006
SummaryThe fish acanthocephalan fauna of Turkish waters is poorly known. In this study 8 fish species (Merluccius merluccius, Trachurus trachurus, Uranoscopus scaber, Gobius niger, G.
M. C. Oğuz, Y. Kvach
semanticscholar   +1 more source

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