Results 31 to 40 of about 2,728 (174)

Late Maeotian bony fish fauna in the North-Western Black Sea region (in Ukrainian)

open access: yesБіологічні студії, 2013
Results of studying fossil bony fish fauna from the three Late Maeotian localities in the North-Western Black Sea region – Orikhivka, Andriivka and Novoukrainka 1 – are presented.
O. M. Kovalchuk
doaj   +1 more source

Two mitochondrial genomes of freshwater gudgeons in the genus Gobio (Cypriniformes: Gobionidae)

open access: yesMitochondrial DNA. Part B. Resources, 2020
Two complete mitochondrial genomes of Gobio acutipinnatus and G. microcephalus are assembled, and they have the same length with slightly high A + T contents (54.88% and 56.57%) in base compositions.
Tianyu Yi, Cuizhang Fu
doaj   +1 more source

Una nueva especie del género Achondrostoma Robalo, Almada, Levy & Doadrio, 2007 (Actynopterigii, Cyprinidae) del oeste de España

open access: yesGraellsia, 2007
Se describe una nueva especie de pez de agua dulce, Achondrostoma salmantinum, anteriormente considerada como una población de Iberochondrostoma lemmingii, a partir de caracteres genéticos y morfológicos.
I. Doadrio, B. Elvira
doaj   +1 more source

Genome Expansion of ZPB1(a) and ZPC1(a) in Basal Species or Liver Expression of ZPB1a and ZPC1aa in Advanced Species, Two Different Strategies to Ensure Sufficient ZP Synthesis in Teleosts

open access: yesIntegrative Zoology, EarlyView.
We found that teleosts employed two different strategies to ensure sufficient ZP (zona pellucida) synthesis: expansion of ZPB1(a) and ZPC1(a) in basal species or liver expression of ZPB1a and ZPC1aa in advanced species. The N‐terminus of expanded ZPB1(a) or ZPC1(a) and liver‐expressed ZPB1a contains repeated units or low‐complexity regions to form ...
Tian Gao   +8 more
wiley   +1 more source

COI Barcoding Unveils Hidden Fish Diversity and Potential Cryptic Lineages in Inner Mongolia, China

open access: yesEcology and Evolution, Volume 16, Issue 10, October 2026.
Using 1080 COI barcode sequences from 99 sites across Inner Mongolia, we uncovered 70 molecular OTUs (62 morphospecies), three cryptic lineages, and deep genetic splits within widespread species. Our results provide the first regional barcode reference while revealing both the power and the limitations of single‐locus barcoding for rapid diversity ...
Yibo Zhao   +13 more
wiley   +1 more source

Spatio‐Temporal Assessment of Fish Biodiversity in High‐Density Cascade Dam Rivers Using Environmental DNA Metabarcoding

open access: yesBiological Diversity, Volume 3, Issue 3, Page 158-168, September 2026.
This study employed eDNA technology for biodiversity surveys and conducted high‐density spatiotemporal eDNA sampling to evaluate ecosystem‐scale patterns across temporal, spatial, and habitat dimensions. We identified 97 fish species from 12 orders, 29 families, and 71 genera using eDNA technology. Spatially, fish diversity indices were correlated with
Changping Jiang   +5 more
wiley   +1 more source

Environmental DNA Reveals Distinct Regions of Extraordinary Marine Biodiversity to Inform a Newly Established Marine Park—Exmouth Gulf, Western Australia

open access: yesDiversity and Distributions, Volume 32, Issue 9, September 2026.
ABSTRACT Aim Exmouth Gulf, Western Australia, is a globally significant refuge for many marine megafauna species. The recent designation of a marine park in Exmouth Gulf underscores its environmental, social and cultural significance but remains a site of competing interests.
Jessica R. Pearce   +7 more
wiley   +1 more source

Una nueva especie del género Yuriria Jordan & Evermann, 1896 (Actinopterygii, Cyprinidae) de la cuenca del río Ameca en la Mesa Central Mexicana

open access: yesGraellsia, 2007
Se describe una nueva especie, Yuriria amatlana sp. nov., en base a caracteres morfométricos, merísticos y genéticos. La nueva especie proviene de la parte alta de la cuenca del río Ameca en la Meseta Central de México.
O. Domínguez-Domínguez   +2 more
doaj   +1 more source

Biometrics characteristics of sabrefish Pelecus cultratus (L.), Saithe pollachius virens (L.) and sea bass Dicentrarchus labrax (L.) from new localities in Polish waters [PDF]

open access: yesActa Ichthyologica et Piscatoria, 1997
In the present paper authors demonstrate detailed biomorphometry of one specimen of the sabrefish (Cyprinidae, Cypriniformes) from the lake D±bie near Szczecin, one specimen of saithe (Gadidae, Gadiformes) caught in the Pomeranian Bay near town Kołobrzeg,
S. Krzykawki, B. Więcaszek
doaj   +3 more sources

Adaptive Diversification of the Mstnb Locus Drives Genomic Architecture of Growth in Thai Clariid Catfish

open access: yesEvolutionary Applications, Volume 19, Issue 9, September 2026.
ABSTRACT The production of clariid catfish in Thai aquaculture depends on culture of the native species (Clarias macrocephalus and C. batrachus) and introduced African catfish (C. gariepinus). Particularly, hybridization with C. gariepinus has improved productivity but raised significant conservation concerns.
Ton Huu Duc Nguyen   +19 more
wiley   +1 more source

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