Results 61 to 70 of about 608 (168)

High Level of Dietary Sunflower Oil Affects Growth Performance, Serum Biochemical Index, Antioxidant Capacity, Lipid Metabolism, and Inflammation in Large Yellow Croaker, Larimichthys Crocea Juvenile

open access: yesAquaculture Research, Volume 2025, Issue 1, 2025.
This study aimed to evaluate the effects of fish oil (FO) replacement by sunflower oil (SFO) on growth performance, serum biochemical indicators, antioxidant ability, lipid metabolism, and inflammation in juvenile large yellow croakers, Larimichthys crocea (LYC). Five formulated diets that varied in the replacement level of FO by SFO (0%, 25%, 50%, 75%,
Nur A Raushon   +10 more
wiley   +1 more source

Caracterización de la ictiofauna en la Laguna del Monte, provincia de Buenos Aires

open access: yesBiología Acuática, 2019
The purpose of this study was to describe as well as to characterize the fish populations living in Del Monte lagoon, which belongs to the Encadenadas del Oeste system in the province of Buenos Aires, Argentina.
Marcelo G. Schwerdt   +1 more
doaj  

Populations of Odontesthes (Teleostei: Atheriniformes) in the Andean region of Southern South America: body shape and hybrid individuals

open access: yesNeotropical Ichthyology
The original distribution area of the Patagonian 'pejerrey' Odontesthes hatcheri has been subjected to the introduction of a related species; the Bonaerensean 'pejerrey' Odontesthes bonariensis. This species currently coexists with O.
Cecilia Conte-Grand   +3 more
doaj   +1 more source

Global population size and conservation priority areas for the endangered Titicaca grebe

open access: yesThe Journal of Wildlife Management, Volume 88, Issue 8, November 2024.
The Titicaca grebe is an endangered endemic species found solely in Lake Titicaca, which has not had a population census in 20 years. We offer the first update of this species’ population since 2003, and show its population has increased, rather than suffered the decrease that had been assumed.
D. A. Villar   +11 more
wiley   +1 more source

Re‐evaluation of certain aspects of the EFSA Scientific Opinion of April 2010 on risk assessment of parasites in fishery products, based on new scientific data. Part 2

open access: yesEFSA Journal, Volume 22, Issue 11, November 2024.
Abstract The objective of this opinion was to determine if any wild caught fish species, originating from specific fishing grounds and consumed in the EU/EFTA could be considered free of zoonotic parasites. In this Opinion the term ‘fishery products’ only refers to fresh finfish.
EFSA Panel on Biological Hazards (BIOHAZ)   +25 more
wiley   +1 more source

Desarrollo de la sagitta en juveniles y adultos de Odontesthes argentinensis (Valenciennes, 1835) y O. bonariensis (Valenciennes, 1835) de la provincia de Buenos Aires, Argentina (Teleostei: Atheriniformes) Development of the sagitta in young and adults of Odontesthes argentinensis (Valenciennes, 1835) and Odontesthes bonariensis (Valenciennes, 1835) from Buenos Aires province, Argentina (Teleostei: Atheriniformes)

open access: yesRevista Chilena de Historia Natural, 2005
Se describió el desarrollo del otolito Sagitta de juveniles y adultos de Odontesthes argentinensis procedentes de Punta Rasa (36°22' S) y Miramar (38°16' S) y de Odontesthes bonariensis de la Laguna de Chascomús (35° 36' S).
ANDREA D TOMBARI   +2 more
doaj  

Seasonal variation of parasitism in pejerrey Odontesthes bonariensis (Atheriniformes, Atherinopsidae) from La Viña reservoir (Córdoba, Argentina) Variação sazonal do parasitismo em Peixe-rei Odontesthes bonariensis (Atheriniformes, Atherinopsidae) no reservatório La Viña, Córdoba, Argentina

open access: yesRevista Brasileira de Parasitologia Veterinária, 2008
The pejerrey Odontesthes bonariensis is the most important freshwater fish of Argentina central region. The present study was conducted to describe the seasonal variation of parasitism in O.
Miguel Mancini   +5 more
doaj   +1 more source

Odontesthes yucuman Wingert, Ferrer & Malabarba 2017

open access: yes, 2018
Published as part of Bertaco, Vinicius A. & Azevedo, Marco A., 2018, Type catalog from the fish collection of the Museu de Ciências Naturais, Fundação Zoobotânica do Rio Grande do Sul, Brazil, pp.
Bertaco, Vinicius A., Azevedo, Marco A.
openaire   +2 more sources

Addressing conflict between fishermen and the Titicaca Grebe (Rollandia microptera) through diet analysis

open access: yesIbis, Volume 166, Issue 4, Page 1395-1403, October 2024.
Human–wildlife conflict is often a driver of species declines, and understanding the material basis of this conflict is the first step in addressing it. The Titicaca Grebe Rollandia microptera is an endangered endemic species found solely in the Lake Titicaca watershed of Peru and Bolivia, and has experienced population declines due to fisheries ...
D. A. Villar   +3 more
wiley   +1 more source

Embryonic and larval development of yellow perch (Perca flavescens) and its sensitivity to incubation temperature

open access: yesJournal of Fish Biology, Volume 105, Issue 3, Page 735-751, September 2024.
Abstract The ontogenetic development in teleost fish is sensitive to temperature, and the developmental rate has a direct relationship with the environmental temperature within a species' thermal tolerance limit. Temperature determines time to and survival at hatching.
Shamaila Fraz   +4 more
wiley   +1 more source

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