Results 21 to 30 of about 1,253,998 (285)

The behavioral response of larval amphibians (Ranidae) to threats from predators and parasites. [PDF]

open access: yesPLoS ONE, 2012
Organisms are exposed to strong selective pressures from several sources, including predators and pathogens. Response to such interacting selective pressures may vary among species that differ in life history and ecology in predictable ways.
Dorina Szuroczki, Jean M L Richardson
doaj   +1 more source

A review on fish‐borne zoonotic parasites in Iran

open access: yesVeterinary Medicine and Science, 2023
Background Fish is a great nutritious food and provides quality protein and a variety of vitamins and minerals. This contributes significantly to the economy and food security in Iran.
Nasser Hajipour   +2 more
doaj   +1 more source

Fishing out marine parasites? Impacts of fishing on rates of parasitism in the ocean [PDF]

open access: yesEcology Letters, 2010
Ecology Letters (2010) 13: 761–775 Abstract Among anthropogenic effects on the ocean, fishing is one of the most pervasive and extends deepest into the past.
Chelsea L, Wood   +2 more
openaire   +2 more sources

Biomonitoring of Effects and Accumulations of Heavy Metals Insults Using Some Helminth Parasites of Fish as Bio-Indicators in an Afrotropical Stream

open access: yesFrontiers in Environmental Science, 2020
Studies on biomonitoring the aquatic environment using host-parasite dynamics as bio-indicators of effects and accumulators of heavy metals insults are still scarce, particularly in the tropics.
Unique N. Keke   +3 more
doaj   +1 more source

Monogenean Parasites of Fish

open access: yesEDIS, 2012
Monogeneans are a class of parasitic flatworms that are commonly found on fishes and lower aquatic invertebrates. Most monogeneans are browsers that move about freely on the fish’s body surface feeding on mucus and epithelial cells of the skin and gills;
Peggy Reed   +3 more
doaj   +5 more sources

Parasitism, personality and cognition in fish [PDF]

open access: yesBehavioural Processes, 2017
It is well established that parasites can have profound effects on the behaviour of host organisms, and that individual differences in behaviour can influence susceptibility to parasite infections. Recently, two major themes of research have developed.
Barber, I.   +4 more
openaire   +3 more sources

Studies on the biology of Cyathocephalus truncatus (Pallas, 1781) (Cestoda : Spathebothridea) in its fish and crustacean hosts [PDF]

open access: yes, 1984
During the examination of Salmo gairdneriq Salmo, trutta and Thymallus thymallus from the Driffield section of the river Hull and its tributaries, Eastburn Beck and Driffield Beck,all fish were found to be infected with the cestode Qvathocephalus ...
Okaka, Christopher Ehighaukhuo
core   +6 more sources

The parasites of Callorhinchus capensis (St. Joseph elephant fish). [PDF]

open access: yes, 2012
Includes bibliographical references.The extent of parasitism by macroscopic parasites was assessed and the relationships between the parasites and their fish hosts in terms of sex, size and the condition factor of the fish were ...
Awa Solange Bih
core   +1 more source

Use of Formalin to Control Fish Parasites

open access: yesEDIS, 2018
Although the terms "formalin" and "formaldehyde" are often used interchangeably, they are actually different products. Formaldehyde is a gas while formalin is a liquid composed of formaldehyde and water.
Ruth Francis-Floyd, Deborah Pouder
doaj   +1 more source

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