Results 91 to 100 of about 59,853 (279)

Fish zoning of some watercourses in Normandy [Translation from: Verhandlungen der Internationalen Vereinigung fuer Theoretische und Angewandte Limnologie 18, 1135-1146, 1972] [PDF]

open access: yes, 1977
The identification of fish zones in western and central Europe has been the objective some major studies. This paper concerns a stream in Normandy specially studied by the author in 1969 and 1970 in the framework of a study on the role of the mean ...
Arrignon, J.
core  

The Use of Dietary Additives in Fish Stress Mitigation: Comparative Endocrine and Physiological Responses [PDF]

open access: yes, 2019
In the last years, studies on stress attenuation in fish have progressively grown. This is mainly due to the interest of institutions, producers, aquarists and consumers in improving the welfare of farmed fish.
Abdel-Tawwab   +173 more
core   +2 more sources

Refining a molecular tool kit to capture tropicalization in Mediterranean marine protected areas

open access: yesConservation Science and Practice, Volume 8, Issue 5, May 2026.
We assess complementarity and trade‐offs between visual census and eDNA metabarcoding for monitoring fish community changes in MPAs. Abstract Tropicalization, the process by which tropical species expand their ranges poleward due to global ocean warming, is a prominent threat to Mediterranean marine ecosystems, challenging their effective management ...
Erika Frances Neave   +4 more
wiley   +1 more source

Intercollegiate Athletics at Gettysburg College, 1920-1975

open access: yes, 1977
Some historians suggest that despite markings on the calendar the Twentieth Century did not begin in America, culturally speaking, until after the 1917-1918 war.
Bloom, Robert L.
core  

Risk of Spread of Megalocytivirus pagrus1 (Infectious Spleen and Kidney Necrosis Virus) From Frozen Fillets

open access: yesJournal of Fish Diseases, Volume 49, Issue 5, May 2026.
ABSTRACT Infectious spleen and kidney necrosis virus (ISKNV) is a significant threat to global aquatic food security by causing large‐scale mortality in the aquaculture of tilapia (Oreochromis niloticus) and mandarin fish (Siniperca chuatsi). ISKNV is a genogroup of Megalocytivirus pagrus1, along with RSIV and TRBIV, and their recent listing as WOAH ...
Joy A. Becker   +6 more
wiley   +1 more source

Biological characteristics of bream (Abramis brama Linnaeus, 1758) of the Kremenchuk Reservoir as an object of commercial fishery

open access: yesRibogospodarsʹka Nauka Ukraïni
Purpose. Analysis of individual and population parameters of bream (Abramis brama L.) of the Kremenchuk Reservoir from the point of view for assessing the conditions for the formation and exploitation of the commercial stock of this valuable species in ...
N. Rudyk-Leuska   +3 more
doaj   +1 more source

Behavioural stress responses predict environmental perception in European sea bass (Dicentrarchus labrax) [PDF]

open access: yes, 2014
Individual variation in the response to environmental challenges depends partly on innate reaction norms, partly on experience-based cognitive/emotional evaluations that individuals make of the situation. The goal of this study was to investigate whether
A Sih   +46 more
core   +6 more sources

Veterinary-sanitary expertise of fishes infected by ligula

open access: yesРоссийский паразитологический журнал, 2019
Objective of research: Comparative studies of qualitative indexes of meat from healthy fish and fish infected with ligulosis for its further sanitary assessment.
T. O. Mashnikova
doaj  

Spawning and hatching performance of the silvery black porgy Sparidentex hasta under hypersaline conditions [PDF]

open access: yes, 2003
Abu Al Abyad island is characterized by harsh environmental conditions. A preliminary trial conducted at the island to investigate the spawning and hatching performance of the blue finned sea bream Sparidentex hasta indicated that the fish can be ...
Ali, A.A., Kumar, K.K., Yousif, O.M.
core   +1 more source

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