Results 61 to 70 of about 11,108 (254)

Phenotypic plasticity in haptoral structures of Ligophorus cephali (Monogenea: Dactylogyridae) on the flathead mullet (Mugil cephalus): A Geometric Morphometric Approach [PDF]

open access: yes, 2015
Evaluating phenotypic plasticity in attachment organs of parasites can provide information on the capacity to colonise new hosts and illuminate evolutionary processes driving host specificity.
Abril Rodríguez-González   +85 more
core   +1 more source

Uncovering the diversity of monogeneans (Platyhelminthes) on endemic cypriniform fishes of the Balkan Peninsula: new species of Dactylogyrus and comments on their phylogeny and host-parasite associations in a biogeographic context

open access: yesParasite, 2020
Seven new species of Dactylogyrus Diesing, 1850 (Dactylogyridae) are described from the gills of seven endemic species of cyprinoids (Cyprinidae, Leuciscidae) inhabiting the Balkan Peninsula: Dactylogyrus romuli n. sp. from Luciobarbus albanicus (Greece),
Řehulková Eva   +2 more
doaj   +1 more source

Arkansas Endemic Flora and Fauna An Update with 13 Additional Species [PDF]

open access: yes, 2015
Arkansas supports a diverse variety of endemic biota with most found in the Interior Highlands (Ozarks and Ouachitas) of the state. Since 1988, several compilations have updated the number of endemics known while some former endemic species have been ...
McAllister, C. T., Robison, H. W.
core   +2 more sources

Unclear host taxonomy hinders parasite studies: An up‐to‐date checklist of the protozoan and metazoan parasites of Phoxinus minnows (Teleostei: Leuciscidae)

open access: yesJournal of Fish Biology, Volume 105, Issue 6, Page 1501-1539, December 2024.
Abstract Phoxinus minnows are small freshwater fish found throughout Eurasia. The taxonomy of this genus is still under investigation, and new species are regularly described. They are frequently introduced outside their native range due to their use as live bait for angling, and such fish introductions can have diverse impacts on the recipient areas ...
Anaïs Esposito   +3 more
wiley   +1 more source

Parasites and non-fish predators of tilapia with particular reference to the sustainable management of fisheries of Lake Kainji Nigeria [PDF]

open access: yes, 2001
The fisheries of Lake Kainji, Nigeria, experienced a boom year following impoundment, then decline post impoundment and now is in a period of stabilisation of the fish resources. Several reasons have been advanced on factors responsible for these changes,
Obiekezie, A.   +2 more
core  

Two new species of entobdelline skin parasites (Monogenea, Capsalidae) from the blotched fantail ray, Taeniura meyeni, in the Pacific Ocean, with comments on spermatophores and the male copulatory apparatus [PDF]

open access: yes, 2009
We made a comparative anatomical study of entobdelline monogenean skin parasites from the blotched fantail ray, Taeniura meyeni (= T. melanospila) from public aquaria and fish-holding facilities distributed widely across the western Pacific Ocean.
Dyer   +13 more
core   +1 more source

Review of the Capsalinae (Monogenea: Capsalidae) [PDF]

open access: yesZootaxa, 2007
The Capsalinae Baird, 1853 (Monogenea: Capsalidae) is revised based on a thorough review of original descriptions and examination of type museum material, where available, to validate species. A total of 262 type and voucher specimens was studied representing apparently 42 of the 60 currently described capsaline species.
Chisholm, L., Whittington, I.
openaire   +2 more sources

Diving into the fish pathology of an important commercial fish species: the case of the European hake (Merluccius merluccius Linnaeus, 1758) in the northwest Mediterranean Sea

open access: yesJournal of Fish Biology, Volume 105, Issue 6, Page 1906-1918, December 2024.
Abstract The gross pathology and the histopathological alterations identified in juvenile specimens of the European hake (Merluccius merluccius), one of the most important target species of commercial fisheries in the northwest Mediterranean, are described.
Laura Muns‐Pujadas   +3 more
wiley   +1 more source

Exploring the use of fatty acid ethyl esters as a potential natural solution for the treatment of fish parasitic diseases

open access: yesJournal of Fish Diseases, Volume 47, Issue 10, October 2024.
Abstract Alternatives to conventional chemical treatments for parasitic diseases in fish are needed. Microalgal‐sourced fatty acid ethyl esters (FAEEs) have shown an antiparasitic effect against Gyrodactylus turnbulli infection in guppies. Here, we tested a range of commercial FAEEs of various carbon chain lengths and unsaturation levels against two ...
Arunjyothi Jawaji   +2 more
wiley   +1 more source

Three simultaneous and independent approaches to the characterization of a new species of Labeo (Teleostei, Cyprinidae) from West Africa [PDF]

open access: yes, 1990
Une nouvelle espèce de #Labeo$ (Cuvier, 1817) a été trouvée dans les hauts bassins du Niger et du Sénégal (Baoulé). Quoique reconnue comme une nouvelle espèce, certains caractères se chevauchent avec ceux de deux autres espèces sympatriques : #L. coubie$
Agnèse, Jean-François   +2 more
core   +1 more source

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