Results 41 to 50 of about 439 (134)

Parasites of the “Peladilla,” Aplochiton zebra (Osmeriformes: Galaxiidae), from Patagonia (Argentina and Chile)

open access: yesComparative Parasitology, 2012
Abstract Aplochiton zebra is found inhabiting lakes and rivers in Patagonia (Chile and Argentina) and the Malvinas Islands (Falklands Islands). The “peladilla” is not commercially fished; thus, not much is known about its biology. In previous studies, 7 parasite species were recorded from this fish species. The aim of the present work is to provide new
Fernández, María Valeria   +2 more
openaire   +2 more sources

Overwintering Fish Community in Ice‐Covered Environments in Hokkaido, Japan, Inferred From Environmental DNA

open access: yesEnvironmental DNA, Volume 7, Issue 2, March/April 2025.
Using fish eDNA metabarcoding, we successfully described an overwintering fish community in ice‐covered environments. eDNA data indicated that the dominant species were Clupea pallasii in the lagoon and Tribolodon spp. in the inlet river. Our findings suggested that the eDNA technique is useful for studying ice‐covered areas and could provide new ...
Tatsuya Kawakami   +4 more
wiley   +1 more source

Design and Validation of an Open–Close Device for Integrated Environmental DNA Sampling Detects A Depth Gradient in Indian Ocean Deep‐Sea Fish Assemblages

open access: yesEcology and Evolution, Volume 15, Issue 2, February 2025.
The goal of this study was to leverage existing survey technology to design and test an eDNA sampler that captures an integrated eDNA sample over the length of a deep‐water transect. We provide a biological interpretation of the resulting data, demonstrating the usefulness of such technology to understand the ocean environments, using fish species as ...
Cindy Bessey   +11 more
wiley   +1 more source

Allometric Growth and Condition Factors Throughout an Annual Life History of Landlocked Ayu Plecoglossus altivelis altivelis in Haidzuka Dam Reservoir

open access: yesLakes &Reservoirs: Science, Policy and Management for Sustainable Use, Volume 30, Issue 1, January/December 2025.
ABSTRACT Ayu Plecoglossus altivelis altivelis is a commercially and recreationally important freshwater fish in Japan. This species is categorised into two ecological forms: amphidromous migrating between rivers and sea and landlocked migrating between rivers and lakes or dam reservoirs. Despite its ecological and economical values, growth analysis has
Dalia Khatun   +4 more
wiley   +1 more source

A phylogenomic approach to reconstruct interrelationships of main clupeocephalan lineages with a critical discussion of morphological apomorphies

open access: yesBMC Evolutionary Biology, 2018
Background Previous molecular studies on the phylogeny and classification of clupeocephalan fishes revealed numerous new taxonomic entities. For re-analysing these taxa, we perform target gene capturing and subsequent next generation sequencing of ...
Nicolas Straube   +4 more
doaj   +1 more source

Fish Genomics and Its Application in Disease‐Resistance Breeding

open access: yesReviews in Aquaculture, Volume 17, Issue 1, January 2025.
ABSTRACT Global aquaculture production has been rising for several decades, with up to 76% of the total production from fish. However, the problem of fish diseases is becoming more and more prominent in today's context of pursuing sustainable aquaculture.
Yu Huang   +5 more
wiley   +1 more source

Length–Weight Relationships of 68 Mesopelagic Fish Species From a Subtropical Ocean Basin

open access: yesJournal of Applied Ichthyology, Volume 2025, Issue 1, 2025.
Wet‐weight‐ and dry‐weight‐derived length–weight relationships were estimated for 68 species of mesopelagic fishes found throughout the Gulf of Mexico, 59 of which are new for the region and 28 are new globally. The length–weight relationships obtained were of good fit, with 92% of models having R2 values above 0.90.
Ian M. Areford   +5 more
wiley   +1 more source

Length–Mass and Length–Weight Relationships of Japanese Freshwater Fishes

open access: yesJournal of Applied Ichthyology, Volume 2025, Issue 1, 2025.
Relationships between weights (W, dry weight [DW] and wet weight [WW] and lengths L, standard length [SL], head length [HL], and caudal peduncle depth [CD]) and these between DW and WW were examined in 61 freshwater fishes using formula W = aLb and DW = aWWb, respectively.
Hikaru Nakagawa   +6 more
wiley   +1 more source

eDNA Metabarcoding Analysis of Bony Fish Identification in Coastal Water of Gulf of Maine Using Nested Polymerase Chain Reaction of 12S rRNA Universal Primers

open access: yesEnvironmental DNA, Volume 6, Issue 6, November–December 2024.
ABSTRACT Ecosystems in coastal waters of Gulf of Maine (GOM) are undergoing environmental challenges in response to climate change and anthropogenic stressors. eDNA metabarcoding, a powerful tool for assessing the fish community structure, was used to identify fish communities in three types of GOM aquatic environments (sand, macroalgae, and eelgrass ...
Bo‐Young Lee   +4 more
wiley   +1 more source

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