Results 71 to 80 of about 16,208 (295)

Beyond the Meal: Trophic Controls by Pelagic and Demersal Chondrichthyes in Two Different Mediterranean Marine Food Webs

open access: yesEcology and Evolution, Volume 15, Issue 11, November 2025.
Pelagic and demersal sharks played different top‐down controls in the food web. Pelagic sharks act as apex predators impacting mesoconsumers. Trophic controls patterns by demersal sharks change according to ecosystem traits. ABSTRACT Pelagic and demersal Chondrichthyes can assume different patterns of trophic controls on marine food webs, sustaining ...
P. Ricci   +7 more
wiley   +1 more source

Age Structure, Growth Parameters, and Otolith Traits of Two Species of the Genus Trachurus in the Central Mediterranean

open access: yesFishes
The Atlantic horse mackerel (Trachurus trachurus) and the Mediterranean horse mackerel (T. mediterraneus) are two commercially important species whose biological traits remain insufficiently studied in the Central Mediterranean Sea.
Vasiliki Nikiforidou   +3 more
doaj   +1 more source

Effect of Poor Handling on the Nutritional Composition of Some Imported Frozen Fishes in Nigeria

open access: yesBulletin of University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca: Food Science and Technology, 2015
This study aimed to determine and compare proximate composition of three commonly commercial imported frozen fish species in Nigeria (Scromber scrombrus, Trachurus  trachurus and Sardinella aurita) with reference to poor handling and size. Major nutrient
Olaniyi Alaba Olopade
doaj   +1 more source

Persisting Versus Relocating: Evidence That Marine Species Deploy Both Strategies in Compensation to Warming

open access: yesMarine Ecology, Volume 46, Issue 6, November/December 2025.
ABSTRACT Marine species distributions reflect fundamental ecological interactions, and analyzing their patterns helps identify key drivers of change and enhances our understanding of shifting habitats and ecosystem responses. In response to ocean warming, marine species exhibit a range of accommodations, including tolerance to thermal changes and ...
Kevin D. Friedland   +5 more
wiley   +1 more source

High pressure effects on the activities of cathepsins B and D of mackerel and horse mackerel muscle

open access: yesCzech Journal of Food Sciences, 2014
We determined high pressure processing (HPP) effects on the activities of cathepsins B and D in the muscles of mackerel (Scomber scombrus) and horse mackerel (Trachurus trachurus).
Liliana G. Fidalgo   +4 more
doaj   +1 more source

Connecting sea to market: Using network analysis to understand social–ecological dynamics in seafood value chains in Pisco, Southern Peru

open access: yesPeople and Nature, Volume 7, Issue 10, Page 2465-2485, October 2025.
Abstract Small‐scale fisheries represent complex human‐nature interactions, targeting different species in different locations throughout the year. On land, fishers are at the core of diverse seafood value chains that serve local and distant markets.
Lotta Clara Kluger   +5 more
wiley   +1 more source

From fresh water to the slope: fish community ecology in the Río de la Plata and the sea beyond [PDF]

open access: yes, 2010
The spatial pattern of fish assemblages and its relationship with factors along an environment gradient, from fresh to marine water environment along the Río de la Plata estuary (36ºS, 56ºW) the shelf and part of the slope, was examined using data from ...
García, Mirta L.   +2 more
core   +5 more sources

Observation Bias in Metabarcoding

open access: yesMolecular Ecology Resources, Volume 25, Issue 7, October 2025.
ABSTRACT DNA metabarcoding is subject to observation bias associated with PCR and sequencing, which can result in observed read proportions differing from actual species proportions in the DNA extract. Here, we amplify and sequence a mock community of known composition containing marine fishes and cetaceans using four different primer sets and a ...
Megan R. Shaffer   +5 more
wiley   +1 more source

Trachurus trachurus male histology

open access: yes, 2016
In this document, Trachurus trachurus pictures of individuals in different maturity stages are shown. For the same individual both, macroscopic and microscopic (histological) pictures are available.
Garabana-Barro, D. (Dolores)   +1 more
openaire   +4 more sources

Age and growth of the blue jack mackerel, Trachurus picturatus Bowdich, 1825 (Pisces: Teleostei) off Madeira archipelago. [PDF]

open access: yes, 2006
Between 1984 and 1986, 630 pairs of sagitta otoliths were collected to determine the age and growth of the blue jack mackerel, Trachurus picturatus from Madeiran waters.
Alves, Adriana   +3 more
core   +1 more source

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