Results 191 to 200 of about 134,449 (350)

Supplementation of Pangasianodon hypophthalmus broodstock feed with katuk extract, turmeric powder, and vitamin C before mating resulted in higher fecundity and produced larvae and juveniles with better growth performance

open access: yesJournal of the World Aquaculture Society, Volume 56, Issue 4, August 2025.
Abstract Increased vitellogenin availability for deposition in oocytes can improve the success of embryonal growth and development and the quality of catfish larvae and juveniles produced. This study aimed to evaluate the effects of katuk extract, turmeric powder, and vitamin C supplementations for eight weeks before mating on the reproductive success ...
Awaludin Awaludin   +4 more
wiley   +1 more source

Climate warming will test the limits of thermal plasticity in rainbow trout, a globally distributed fish. [PDF]

open access: yesConserv Physiol
Strowbridge N   +8 more
europepmc   +1 more source

Describing Diet of Imperiled Sierra Nevada Red Foxes and a Carnivoran Competitor Using DNA Metabarcoding

open access: yesEcology and Evolution, Volume 15, Issue 7, July 2025.
Montane red foxes (Vulpes vulpes ssp.) native to western North America are of broad conservation interest, but their ecology is poorly understood due to their rarity. We examined the diet of the Sierra Nevada red fox (V. v. necator) in an unstudied portion of their range in Oregon, USA, then evaluated dietary overlap between red fox and coyote (Canis ...
Matthew S. Delheimer   +5 more
wiley   +1 more source

Assessing Patterns and Risk to Chilean Freshwater Fish Distributions Using Multi‐Species Occupancy Models

open access: yesEcology and Evolution, Volume 15, Issue 7, July 2025.
To advance our understanding of freshwater biodiversity in data‐limited systems, this study used multispecies occupancy models to predict species richness and individual species occupancy, providing critical insights for the conservation of these rapidly declining ecosystems.
Erin E. Tracy   +4 more
wiley   +1 more source

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