Results 131 to 140 of about 29,283 (301)

Knock knock, who's there? Identifying wild species‐specific fish sounds with passive acoustic localization and random forest models

open access: yesJournal of Fish Biology, EarlyView.
Abstract Passive acoustic monitoring (PAM) is a useful non‐destructive tool for evaluating species presence, diversity and abundance. However, in marine environments, a dearth of tools and methods for identifying wild, species‐specific fish calls makes quantitative PAM assessments for specific fish species challenging.
Darienne Lancaster   +3 more
wiley   +1 more source

Validating gut flushing as a non‐lethal sampling technique for diet monitoring in agastric fish

open access: yesJournal of Fish Biology, EarlyView.
Abstract Non‐lethal diet sampling is essential where individual‐level monitoring and welfare matter, yet evidence on season‐long outcomes in agastric fishes is scarce. We tested syringe‐based gut flushing in pond‐reared common carp Cyprinus carpio over one growing season (April–September) using PIT‐tagged fish assigned a priori to three handling ...
Lenka Kajgrova   +5 more
wiley   +1 more source

Hidden partnerships in the dark: Cold‐water coral–fish associations in Fiordland, New Zealand

open access: yesJournal of Fish Biology, EarlyView.
Abstract The ichthyofauna of the Fiordland ecosystems of southern Aotearoa New Zealand was documented during four remotely operating vehicle (ROV) dives between 100 and 350 m depth. A total of 26 fish species were documented within two fiord basins.
Alexander H. Knorrn   +3 more
wiley   +1 more source

Size‐selective mortality evolutionarily alters collective behaviour in response to predation risk in a zebrafish (Danio rerio) harvest‐induced selection model

open access: yesJournal of Fish Biology, EarlyView.
Abstract Intensive multigenerational size‐selective mortality has been found to alter collective properties like shoaling via evolutionary adaptations of individual‐level behavioural traits. For example, experimental populations of zebrafish (Danio rerio) experiencing intensive large size‐selective mortality over multiple generations developed less ...
Tamal Roy   +2 more
wiley   +1 more source

DNA extracted from boiled archival fish bones yields high‐quality whole‐genome sequencing data

open access: yesJournal of Fish Biology, EarlyView.
Abstract Archival samples provide a unique source of organismal DNA, offering the potential to extend the temporal scale of genetic studies by decades to centuries. Fish hard structures, such as otoliths and scales, serve as records for fish collected during fisheries monitoring across a large spatiotemporal scale.
Jingyao Niu   +5 more
wiley   +1 more source

Diet of juvenile skipjack herring Alosa chrysochloris: Ontogenetic shifts, predator–prey size ratios and mouth gape allometry

open access: yesJournal of Fish Biology, EarlyView.
Abstract The skipjack herring Alosa chrysochloris inhabits Gulf of Mexico drainages, primarily the Mississippi River Basin, and estuarine environments in the Gulf of Mexico. The trophic ecology of the skipjack herring is poorly understood, therefore we quantified the length, mouth gape and gut contents of juvenile skipjack herring from the Mississippi ...
Joshua P. Egan   +8 more
wiley   +1 more source

Bony fish genomes: Status and gaps

open access: yesJournal of Fish Biology, EarlyView.
Abstract Bony fish constitute an exceptionally species‐rich group of aquatic vertebrates, comprising more than 95% of all living fish. The adaptive processes on the diversity of environments they inhabit make them a highly diverse group from taxonomic, morphological and evolutionary standpoints.
Noelia Pérez‐Pereira   +3 more
wiley   +1 more source

Divergent survival and viral shedding patterns of red sea bream iridovirus in black sea bream and Japanese sea bass

open access: yesJournal of Fish Biology, EarlyView.
Abstract In open marine aquaculture, rearing diverse fish species in adjacent net pens facilitates the waterborne spread of red sea bream iridovirus (RSIV). This study systematically evaluated the horizontal transmission dynamics of RSIV in black sea bream (BSB, Acanthopagrus schlegelii) and Japanese sea bass (JS, Lateolabrax japonicus) under immersion
Chae‐yeong Ji   +5 more
wiley   +1 more source

A Cross‐Sectional Study on Parakeets Feeding and Housing Practices in Italy

open access: yesJournal of Animal Physiology and Animal Nutrition, EarlyView.
ABSTRACT Italy has one of the largest companion bird populations in Europe. This study aimed to investigate feeding and housing practices among Italian parakeet owners. An online questionnaire was distributed, yielding 433 voluntary responses. Participants were classified as hobbyists (HBY; ≤ 13 birds owned) or breeders (BRD; > 13 birds owned) to ...
Erdem Danyer   +4 more
wiley   +1 more source

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