Results 91 to 100 of about 3,510 (271)

Twenty‐three years of PCR‐based seafood authentication assay development: What have we learned?

open access: yesComprehensive Reviews in Food Science and Food Safety, Volume 23, Issue 4, July 2024.
Abstract Seafood is a prime target for fraudulent activities due to the complexity of its supply chain, high demand, and difficult discrimination among species once morphological characteristics are removed. Instances of seafood fraud are expected to increase due to growing demand.
Maleeka Singh   +5 more
wiley   +1 more source

Body shape changes during the early development of the Beluga (Huso huso)

open access: yesInternational Journal of Aquatic Biology, 2013
Early body shape changes of beluga sturgeon were studied using landmark-based geometric morphometric approach to recognize its allometric growth pattern. Sampling was done from hatching up to 50 days post hatching (DPH).
Reza Asgari   +5 more
doaj  

Darwin, Haeckel, and the “Mikluskan gas organ theory”

open access: yesDevelopmental Dynamics, Volume 253, Issue 4, Page 370-389, April 2024.
Abstract A previously unknown reference to the Russian ethnologist, biologist, and traveler Nikolai N. Miklucho‐Maclay (1846–1888) was discovered in correspondence between Charles Darwin (1809–1882) and Ernst Haeckel (1834–1919). This reference has remained unknown to science, even to Miklucho‐Maclay's biographers, probably because Darwin used the ...
Ingmar Werneburg   +2 more
wiley   +1 more source

Quantifying the contributions of tributaries to large‐river fish populations through mark‐recapture modeling

open access: yesNorth American Journal of Fisheries Management, Volume 44, Issue 2, Page 299-318, April 2024.
Abstract Objective Tributaries may play a vital role in maintaining populations of large river fishes, although the specific contributions of tributaries toward recruitment of river‐wide populations are not often understood. Tributaries may experience fewer cumulative anthropogenic impacts relative to main‐stem rivers and may offer more natural ...
Brian D. Healy, Emily Omana Smith
wiley   +1 more source

Major problems concerning the conservation and recovery of the Atlantic sturgeon Acipenser sturio L., 1758 [PDF]

open access: yes, 2001
Analysis of existing data and information show that the present status of the Atlantic sturgeon Acipenser sturio L., 1758, is much more complex than that of any other sturgeon worldwide. The name A.
Holčík, J.
core   +1 more source

Status, trends and management of sturgeon and paddlefish fisheries [PDF]

open access: yes, 2005
Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/75518/1/j.1467-2979.2005.00190.x ...
Daniel L Erickson   +5 more
core   +3 more sources

Hydrology and Biology of Tadjan River

open access: yes‬‭Majallah-i ̒Ilmī-i Shīlāt-i Īrān, 2017
Tadjan River is the habitat of two groups of fishes, Sturgeon and teleost. Research survey in this river shows that the fish species basically belong to 6 families of Cyprinidae, Mugilidae, Gobbidae, Acipenseridae, Salmonidae and Esocidae. All studies on
M. Roshan tabari
doaj  

Environmental DNA reveals the ecology and seasonal migration of a rare sturgeon species in the Ural River

open access: yesEnvironmental DNA, Volume 6, Issue 2, March–April 2024.
Environmental DNA technology has been used to identify rare sturgeons in the Ural River. The study found sturgeons at all sites in spring and autumn, confirming their semi‐anadromous ecology. This is the first documented eDNA detection of sturgeon specimens in the Ural River.
Gulmira Abileva   +4 more
wiley   +1 more source

Atlas of marine bony fish otoliths (sagittae) of Southeastern-Southern Brazil Part VII: Atheriniformes, Beloniformes, Beryciformes, Zeiformes, Syngnathiformes, Scorpaeniformes and Tetraodontiformes [PDF]

open access: yes, 2017
In addition to the series of documents that we have been publishing on the "Atlas of Teleostei Otoliths for the Southeastern-Southern Brazilian region", in this volume we present the results of species of the orders Atheriniformes (1 species ...
Brenha-Nunes, Marina Rito   +5 more
core   +2 more sources

Distribution of sturgeon in the River Irtysh

open access: yesRegulatory Mechanisms in Biosystems, 2020
Using the modern hydroacoustic methods and the computerized software and hardware complex “AsCor”, the features of the distribution of fish of the Acipenseridae family in the lower reaches of the large transboundary river the Irtysh (Western Siberia ...
A. A. Chemagin
doaj   +1 more source

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