Results 111 to 120 of about 31,301 (243)

Feeding ecology of an Amazonian electric knifefish under altered flood‐pulse dynamics caused by hydroelectric damming

open access: yesJournal of Fish Biology, EarlyView.
Abstract This study evaluated the effects of the controlled flood pulse on diet composition, trophic niche breadth and feeding intensity of Archolaemus janeae, an electric knifefish species with a restricted distribution in the Amazon Basin. Monthly samples were collected from December 2020 to November 2021 in the Volta Grande stretch of the Xingu ...
Ana F. V. N. M. Costa   +8 more
wiley   +1 more source

Pejerrey (Odontesthes bonariensis) Under Siege: Main Infectious Diseases and Their Role in Aquaculture and Wild Populations Amidst Environmental Change

open access: yesJournal of Fish Diseases, Volume 48, Issue 4, April 2025.
ABSTRACT The pejerrey (Odontesthes bonariensis) is a key species for recreational and commercial fisheries in Argentina and holds significant aquaculture potential. It has been introduced to various countries worldwide, including Japan, where intensive aquaculture has developed.
Aarón Torres‐Martínez   +4 more
wiley   +1 more source

Fish to 2020: supply and demand in changing global markets [PDF]

open access: yes
Using a state-of-the art computer model of global supply and demand for food and feed commodities, this book projects the likely changes in the fisheries sector over the next two decades. As prices for most food commodities fall, fish prices are expected
Ahmed, M.   +4 more
core  

Fit for purpose? Analysis of the relationship between skull, beak shape and feeding ecology in Psittaciformes

open access: yesJournal of Anatomy, EarlyView.
Psittaciformes exhibit high levels of morphological diversity, particularly in skull and beak structure, previously linked to diet and body size. Although there were some levels of significance between diet and beak shape, body mass was a much stronger co‐variate. Diet is not determining beak shape within the clade.
Shannon L. Harrison   +2 more
wiley   +1 more source

Spatiotemporal dynamics of microcystin contamination in fish across the Lake Chaohu basin under the Yangtze River ten-year fishing ban: Ecological and human health implications

open access: yesEcotoxicology and Environmental Safety
Microcystins (MCs), produced by harmful cyanobacterial blooms, pose a threat to aquatic ecosystems and public health in the Yangtze River basin, including Lake Chaohu, which implemented a ten-year fishing ban in 2021 for ecological restoration.
Shengpan Han   +7 more
doaj   +1 more source

Fish as food [PDF]

open access: yes
"This paper reports results of incorporating fish into IMPACT, a global model of food supply and demand that estimates market-clearing prices to 2020 for 32 commodities in 36 regions.
Ahmed, Mahfuzuddin   +4 more
core  

Production of the chironomids of the Uchinsk Reservoir. [Translation of: Methods for the estimation of production of aquatic animals. (Handbook and papers) (ed. G. G. Vinberg) p226-239. Minsk, Vysheishaya Shkola, 1968] [PDF]

open access: yes, 1968
The method of E.V. Borutski was used for determining the production of chironomids, that is, the dynamics of the number and biomass of the larvae were analysed, their death, a calculation of emergence and the number of deposited egg layings was carried ...
Sokolova, N. Y.
core  

Microhabitat selectivity shapes the seascape ecology of a carnivorous macroalgae-associated tropical fish

open access: yesMarine Ecology Progress Series, 2018
L.N.W. was supported by an Honours Scholarship from the Australian National University (ANU). Funding was provided by the Australian Academy of Science (Thomas Davies Research Award to C.J.F.), the Research School of Biology at ANU and a Julian E. Tenison Woods Award to L.N.W. from the Linnean Society of NSW.
Wenger, Lucy   +2 more
openaire   +2 more sources

Transcriptomic prey‐capture responses in convergently evolved carnivorous pitcher plants

open access: yesNew Phytologist, Volume 249, Issue 5, Page 2559-2573, March 2026.
Summary The Australian pitcher plant Cephalotus and the Asian pitcher plant Nepenthes exhibit striking morphological and functional similarities, serving as compelling examples of convergent evolution. Although trapping pitchers in both lineages represent some of the most elaborate leaf structures in angiosperms, it remains unknown whether their ...
Takanori Wakatake, Kenji Fukushima
wiley   +1 more source

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