Results 31 to 40 of about 510 (156)

Trematode Metacercariae in the eyes of fish from reservoirs of Mongolia

open access: yesТрансформация экосистем, 2020
The species composition of trematode metacercariae from the eyes of fish (Oreoleuciscus potanini and Thymallus brevirostris) was studied in the Taishir and Durgun reservoirs in 2011, four and three years respectively after their formation.
Darya I. Lebedeva   +3 more
doaj   +1 more source

Global Warming Affects the Pathogenesis of Important Fish Diseases in European Aquaculture

open access: yesReviews in Aquaculture, Volume 18, Issue 1, January 2026.
The effect of global warming on pathogens and their fish hosts that could exacerbate the negative outcomes for aquaculture. Changes in farming practices and the development of innovative mitigation tools may prove essential to cope with the effects and impacts of rising water temperatures on fish diseases in Europe.
George Rigos   +7 more
wiley   +1 more source

How do parasites and predators choose their victim? A trade‐off between quality and vulnerability across antagonistic interactions

open access: yesBiological Reviews, Volume 100, Issue 5, Page 2099-2115, October 2025.
ABSTRACT From blood‐sucking lice and food‐stealing gulls to pandemic‐inducing viruses and egg‐eating snakes: parasites and predators are ubiquitous in shaping ecology and evolution. Fundamental to these interactions is the way in which parasites and predators choose their victim. Here, I argue that a trade‐off between host quality and vulnerability can
Mairenn C. Attwood
wiley   +1 more source

The parasite fauna of gar-fish - Belone belone (L.) from Puck Bay [PDF]

open access: yesActa Ichthyologica et Piscatoria, 1970
From 1966 to 1967 the author carried out an investigation on the helminth fauna of gar-fish Belone belone (L.) from Puck Bay of the Baltic. It was established, the next species parasitise in gar-fish: Diplostomum spathaceum (Rud.), Tylodelphys sp ...
J. Rynkiewicz
doaj   +3 more sources

Histopathological characterisation of retinal lesions associated to Diplostomum species (Platyhelminthes: Trematoda) infection in polymorphic Arctic charr Salvelinus alpinus

open access: yesInternational Journal for Parasitology: Parasites and Wildlife, 2018
The eye represents an immune privileged organ where parasites can escape host reactions. This study provides the first systematic evidence of the pathology associated with Diplostomum sp. infection in the eye retina of fish (i.e.
F. Padrós, R. Knudsen, I. Blasco-Costa
doaj   +1 more source

Parasites of Oreoleuciscus potanini (Cyprinidae) from lakes of Khar Us Nuur National Park (Mongolia)

open access: yesNature Conservation Research: Заповедная наука, 2020
Freshwater ecosystems of Mongolia belong to the three major Central Asian drainage systems: Arctic drainage, Amur River drainage, and Central Asian Internal drainage. The Great Lakes Depression takes considerable part of the latter.
Darya I. Lebedeva   +3 more
doaj   +1 more source

Parasites of Farmed and Wild Tilapine Fishes From Selected Farms and Lake Jipe in Taita Taveta County, Kenya

open access: yesAquaculture, Fish and Fisheries, Volume 5, Issue 1, February 2025.
ABSTRACT Parasitic infections threaten the endangered Oreochromis jipe and other ichthyic populations in Lake Jipe, thereby hindering conservation efforts. Initiatives have been made to farm O. jipe as a conservation strategy. To develop effective conservation approaches and ensure the species' survival in its natural habitat and aquaculture systems ...
Finnan O. Ageng'o   +8 more
wiley   +1 more source

Diversity of metazoan parasites of the Mozambique tilapia, Oreochromis mossambicus (Peters, 1852), as indicators of pollution in the Limpopo and Olifants River systems

open access: yesOnderstepoort Journal of Veterinary Research, 2012
Aquatic systems are affected by a variety of anthropogenic activities that decrease water quality through the introduction of organic and inorganic pollutants.
Grace N. Madanire-Moyo   +2 more
doaj   +1 more source

Ophthalmic findings and parameters in Western tiger salamanders (Ambystoma mavortium) from northern Colorado

open access: yesVeterinary Ophthalmology, Volume 28, Issue 1, Page 9-20, January 2025.
Abstract Objective The aim of this study was to document ophthalmic examination findings and provide reference values for ocular examinations and diagnostics in clinically normal Western tiger salamanders (Ambystoma mavortium) and to evaluate the mydriatic effect of a topical rocuronium bromide and identify any adverse effects.
Kyle J. Kansman   +4 more
wiley   +1 more source

Seasonal occurrence of some larval stages of endoparasites in three cyprinids from the Nwanedi-Luphephe dams, the Limpopo River System, South Africa

open access: yesHelminthologia, 2015
This study provides information on seasonal occurrence of developmental stages of endoparasites infecting three cyprinids in the Nwanedi-Luphephe dams, Limpopo River System.
Mbokane E. M.   +2 more
doaj   +1 more source

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