Results 91 to 100 of about 4,854 (244)

Diel variation in fish assemblages in tidal creeks in southern Brazil

open access: yesBrazilian Journal of Biology
Tidal creeks are strongly influenced by tides and are therefore exposed to large differences in salinity and depth daily. Here we compare fish assemblages in tidal creeks between day and night in two tidal creeks in southern Brazil. Monthly day and night,
JF. Oliveira-Neto   +3 more
doaj   +1 more source

Sampling neotropical young and small fishes in their microhabitats : an improvment of the quatrefoil light trap [PDF]

open access: yes, 1994
An improved version of the quatrefoil light trap was tested in a tributary of the Sinnamary river, French Guiana, South America, at the beginning of the rainy season.
Ponton, Dominique
core  

Genetic characterization, structural analysis, and detection of positive selection in small heat shock proteins of Cypriniformes and Clupeiformes

open access: yesFish Physiology & Biochemistry
In the current investigation, a total of 42 full-length, non-redundant small heat shock proteins (sHsp) were detected in Cyprinus carpio, Labeo rohita, Danio rerio, Salmo salar, Oncorhynchus mykiss, and Clupea harengus.
Mehwish Sultana   +4 more
semanticscholar   +1 more source

Monthly eDNA Metabarcoding Data From the Coastal North Sea Area Align With Fish Species‐Specific Life Cycle Events

open access: yesEnvironmental DNA, Volume 7, Issue 4, July–August 2025.
In this study, we investigated the temporal and spatial patterns of fish communities within the 12 nautical miles limit of the Belgian part of the North Sea (BPNS) using eDNA 12S metabarcoding. Our findings revealed that while there are no temporal changes at the community level, species‐specific eDNA signals align with the species known biology in the
Marianne Lolivier   +5 more
wiley   +1 more source

Hydrodynamic Responses of Fish Community Dynamics in Large‐Scale Morphologically Complex River Systems

open access: yesWater Resources Research, Volume 61, Issue 7, July 2025.
Abstract Large rivers exhibit dynamic and complex geomorphic features, supporting some of the most biodiverse and ecologically productive ecosystems. However, their aquatic ecology is increasingly threatened by human modifications to natural channel morphology.
Jiajian Qiu   +4 more
wiley   +1 more source

ĐẶC ĐIỂM THÀNH PHẦN LOÀI VÀ TÍNH CHẤT KHU HỆ CÁ, TÔM PHÂN BỐ Ở VÙNG VEN BIỂN SÓC TRĂNG - BẠC LIÊU

open access: yesTạp chí Khoa học Đại học Cần Thơ, 2010
Kết quả nghiên cứu thành phần loài cá phân bố vùng ven biển Sóc Trăng-Bạc Liêu năm 2008 đã phát hiện 239 loài cá thuộc 146 giống, 68 họ, 18 bộ. Bộ cá Vược (Perciformes) với 126 loài (chiếm 52,72%); Bộ cá Trích (Clupeiformes) 27 loài (11,29%); Bộ cá Bơn ...
Mai Viết Văn   +3 more
doaj  

First specimen-based Taiwanese records of Dussumieria hasseltii (Actinopterygii, Clupeiformes, Dussumieriidae) from Pingtung [PDF]

open access: yesActa Ichthyologica et Piscatoria
Three specimens of the Hasselt’s rainbow sardine Dussumieria hasseltii Bleeker, 1851, collected from southwestern Taiwan, were discovered in the fish collection of National Museum of Marine Biology and Aquarium, Taiwan.
Harutaka Hata   +2 more
doaj   +3 more sources

Feeding habits of European hake (Merluccius merluccius) in the central Mediterranean Sea [PDF]

open access: yes, 2005
European hake (Merluccius merluccius) is an important predator of deeper shelf-upper slope Mediterranean communities. It is a nectobenthic species distributed over a wide depth range (20−1000 m) throughout the Mediterranean Sea and the north east ...
Ardizzone, Giandomenico D.   +4 more
core  

Ichthyological ecoregions of Argentina [PDF]

open access: yes, 2002
The Argentine Republic is situated in the southernmost portion of the American continent, occupying over 2,785,600 km2 not including the Antarctic territory. The country ranges from subtropical areas (21º46’S) to subantarctic regions (55º03’S), extending
López, Hugo Luis   +2 more
core  

Three members of Opisthomonorcheides Parukhin, 1966 (Digenea: Monorchiidae) from carangid fishes (Perciformes) from Indonesia, with a review of the genus [PDF]

open access: yes, 2017
Three species of Opisthomonorcheides Parukhin, 1966 are reported for the first time from Indonesian waters: O. pampi (Wang, 1982) Liu, Peng, Gao, Fu, Wu, Lu, Gao & Xiao, 2010 and O. ovacutus (Mamaev, 1970) Machida, 2011 from Parastromateus niger (Bloch),
Harry W. Palm   +3 more
core   +1 more source

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