Results 21 to 30 of about 32,151 (234)

Otoliths and Their Applications in Fishery Science

open access: yesFishes, 2023
Otoliths are one of the most useful and important biological structures for the various studies of fish, leading to many practical applications that are not limited only to ichthyology [...]
Josipa Ferri
doaj   +1 more source

Totalitarianism and geography: L.S. Berg and the defence of an academic discipline in the age of Stalin [PDF]

open access: yes, 2008
In considering the complex relationship between science and politics, the article focuses upon the career of the eminent Russian scholar, Lev Semenovich Berg (1876–1950), one of the leading geographers of the Stalin period.
Adams   +63 more
core   +1 more source

Zoologie et philologie dans les grands traités ichtyologiques renaissants

open access: yesKentron, 2013
Basing his study on the greatest treatises in ichthyology of latest medieval times and beginning of Renaissance (Hortus sanitatis and works of Paolo Giovio, Petrus Gyllius, Pierre Belon, Edward Wotton, Ippolito Salviani ...
Arnaud Zucker
doaj   +1 more source

Age and growth of Zapteryx brevirostris (Elasmobranchii: Rhinobatidae) in southern Brazil [PDF]

open access: yes, 2018
Age and growth studies are fundamental to successful fisheries management. Zapteryx brevirostris (Muller & Henle, 1841) is distributed off the Brazilian continental shelf and this species is assessed as "Vulnerable" in the Red List of the International ...
Carmo, Wanessa P. D.   +2 more
core   +4 more sources

The Protective Role of Melatonin in Sperm Cryopreservation of Farm Animals and Human: Lessons for Male Fish Cryopreservation

open access: yesAnimals, 2022
Cryopreservation is a technique that offers various advantages, especially in fish, among others, that makes the reproduction of species easier through a constant supply of sperm, synchronization of the gamete availability of both sexes, storage of semen
Alexandra I. Alevra   +3 more
doaj   +1 more source

A new record of Pteragogus flagellifer (Valenciennes, 1839), Cocktail Wrasse (Actinopterygii, Perciformes, Labridae), from Taiwan, northwestern Pacific Ocean [PDF]

open access: yesCheck List
Pteragogus flagellifer (Valenciennes, 1839), Cocktail Wrasse, is recorded from Taiwan based on a single specimen. Although this species has previously been recorded in Taiwanese literature, we found all the previous records to be based on ...
Yo Su, Yu-Chieh Hsu, Tzu-Yung Lin
doaj   +3 more sources

Fifty years of ichthyology in Grahamstown [PDF]

open access: yes, 1996
In July 1946, the fledgling Council for Scientific and Industrial Research (CSIR) awarded Dr J.L.B. (James Leonard Brierley) Smith of Rhodes University College a research fellowship of £800 to enable him to devote his energies to ichthyology.
Skelton, Paul H (Paul Harvey)
core   +1 more source

An ontological morphological phylogenetic framework for living and extinct ray‐finned fishes (Actinopterygii)

open access: yesThe Anatomical Record, EarlyView.
Abstract The ray‐finned fishes include one out of every two species of living vertebrates on Earth and have an abundant fossil record stretching 380 million years into the past. The division of systematic knowledge of ray‐finned fishes between paleontologists working on extinct animals and neontologists studying extant species has obscured the ...
Jack Stack
wiley   +1 more source

First record of wavy jaw slopefish, Cymatognathus aureolateralis (Acropomatiformes: Symphysanodontidae), in Davao Gulf, Philippines

open access: yesJournal of Asia-Pacific Biodiversity
Two individuals of wavy jaw slopefish, Cymatognathus aureolateralis, were collected from a fish landing area in the coastal municipality of Governor Generoso in Davao Gulf, Philippines.
Maybelle A. Fortaleza   +3 more
doaj   +1 more source

Disturbance and distribution gradients influence resource availability and feeding behaviours in corallivore fishes following a warm-water anomaly

open access: yesScientific Reports, 2021
Understanding interactions between spatial gradients in disturbances, species distributions and species’ resilience mechanisms is critical to identifying processes that mediate environmental change.
Chancey MacDonald   +4 more
doaj   +1 more source

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