Results 21 to 30 of about 1,503 (194)

A global review of problematic and pathogenic parasites of farmed tilapia

open access: yesReviews in Aquaculture, Volume 15, Issue S1, Page 92-153, February 2023., 2023
Abstract Over the past 80 years, tilapia have been translocated globally for aquaculture; active production is recorded in >124 countries. Of 7 million tonnes of tilapia produced in aquaculture, 79% is from 79 countries outside the natural range of tilapia.
Andrew P. Shinn   +15 more
wiley   +1 more source

Effect of Graded Levels of Dietary Emamectin Benzoate on Immunity, Enzyme Activity, and Withdrawal Period in Labeo rohita Juveniles (Hamilton, 1822)

open access: yesAquaculture Nutrition, Volume 2022, Issue 1, 2022., 2022
This study was conducted to evaluate the effect of dietary emamectin benzoate (EB) levels on immune responses, serum enzyme activities, and retention of EB in muscle tissue to establish the withdrawal period in rohu, Labeo rohita juveniles (avg. wt. 18 ± 0.11 g). To ascertain this, 450 healthy L.
Pushpa Choudhary   +7 more
wiley   +1 more source

Ectoparásitos (Argulidae, Cymothoidae, Corallanidae) en rayas de agua dulce (Potamotrygonidae) de la Orinoquia colombiana

open access: yesBiota Colombiana, 2018
Se registra por primera vez para Colombia (cuenca del Orinoco), cuatro especies de crustáceos ectoparásitos en rayas de agua dulce (Potamotrygonidae), género Potamotrygon.
Carlos Andrés Lasso   +3 more
doaj   +3 more sources

Nature of crustacean infestation of fishes along the South-west coast of India. I. Distribution, mode of attachment to the host tissue, and incidence and intensity of infestation [PDF]

open access: yesActa Ichthyologica et Piscatoria, 1983
The distribution of the parasites on the host, their mode of attachment to the host tissue, and the incidence and intensity of infestation of 17 species of copepods belonging to eight families and of four species of isopods belonging to the family ...
S. Radhakrishnan, N.B. Nair
doaj   +3 more sources

New hosts and distribution records of Braga patagonica, a parasite cymothoidae of fishes from the Amazon. [PDF]

open access: yes, 2019
Specimens of Braga patagonica Schiödte & Meinert, 1884 (Isopoda: Cymothoidae) from freshwater fishes deposited in Ichthyological Collection of Amazon National Research Institute (INPA), in central Amazon and from fishes from eastern Amazon (Brazil) were ...
ARAÚJO, C. S. O.   +3 more
core   +1 more source

Isonebula clavuslongus n. sp. (Isopoda: Cymothoidae) parasitizing Myloplus ternetzi (Norman, 1929), a fish of the family Serrasalmidae, in the Brazilian Amazon region [PDF]

open access: yesAnais da Academia Brasileira de Ciências
Crustaceans of the family Cymothoidae are important components of the invertebrate fauna of marine and freshwater environments. The genus Isonebula Taberner, 1977, has only two described species (Isonebula maculatus (Taberner, 1977) and Isonebula ...
MARCOS SIDNEY B. OLIVEIRA   +4 more
doaj   +1 more source

Occurrence of Catoessa gruneri (Crustacea: Isopoda), Parasitic on Photopectoralis bindus from the Arabian Gulf with the First Description of its Male and Manca

open access: yesMaǧallaẗ al-baṣraẗ al-ʻulūm al-zirāʻiyyaẗ, 2020
170 specimen of Orangefin ponyfishfish Photopectoralis bindus were collected during the period from January 2011 till June 2012 from the northwest of Arabian Gulf (29? 44? to 29? 49? N and 48? 35? to 48? 51? E).
Thamir K. Adday, Najim R. Khamees
doaj   +1 more source

New host records of parasitic isopods of Tropical Eastern Pacific marine fishes, with remarks on the taxonomy and distribution of the species [PDF]

open access: yesNauplius
Marine fishes harbor a wide array of metazoan parasites, including helminths and crustaceans such as copepods and isopods. Even though the coast of Sinaloa stands out in Mexico by the volume of captured marine fishes, information about the diversity of ...
Mayra Ixchel Grano-Maldonado   +3 more
doaj   +1 more source

Functional morphology of parasitic isopods: understanding morphological adaptations of attachment and feeding structures in Nerocila as a pre-requisite for reconstructing the evolution of Cymothoidae [PDF]

open access: yesPeerJ, 2016
Parasites significantly influence food webs and ecosystems and occur all over the world in almost every animal group. Within crustaceans there are numerous examples of ectoparasites; for example, representatives of the isopod group Cymothoidae.
Christina Nagler, Joachim T. Haug
doaj   +2 more sources

Impact of a mouth parasite in a marine fish differs between geographical areas [PDF]

open access: yes, 2012
Considerable variation exists in parasite virulence and host tolerance which may have a genetic and/or environmental basis. In this article, we study the effects of a striking, mouth-dwelling, blood-feeding isopod parasite (Ceratothoa italica) on the ...
Bandelt   +71 more
core   +1 more source

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