Results 21 to 30 of about 6,303 (216)

Acanthocephala, Annelida, Arthropoda, Myxozoa, Nematoda and Platyhelminthes parasites of fishes from the Guandu river, Rio de Janeiro, Brazil. [PDF]

open access: yesCheck List, 2010
Using information from all published reports and data collected during several parasitological surveys betweenApril 2003 and September 2009, a checklist of the parasites of fishes from Guandu River, southeastern of Brazil wasgenerated.
Azevedo, R. K.   +2 more
doaj   +4 more sources

Comunidade de parasitos em Chaetobranchus flavescens Heckel, 1840 (Cichliformes: Cichlidae) proveniente da Amazônia oriental, Brasil

open access: yesBoletim do Instituto de Pesca, 2018
O objetivo deste estudo foi investigar as comunidades componentes de parasitos em Chaetobranchus flavescens de um tributário do Rio Amazonas,Brasil.
Marcos TAVARES-DIAS   +3 more
doaj   +1 more source

A new substrate for sampling deep river macroinvertebrates [PDF]

open access: yes, 2009
We compared macroinvertebrate communities colonising multiplate samplers constructed from perspex or tempered hardboard (wood) with an alternative artificial substrate constructed from folded coconut fibre matting (coir) enclosed in nylon netting ...
Chadderton, W. Lindsay   +2 more
core   +2 more sources

Factors associated with parasite dominance in fishes from Brazil

open access: yesRevista Brasileira de Parasitologia Veterinária, 2016
The present study used regression models to evaluate the existence of factors that may influence the numerical parasite dominance with an epidemiological approximation. A database including 3,746 fish specimens and their respective parasites were used to
Cristina Fernandes do Amarante   +3 more
doaj   +1 more source

Glossiphonia slovaca (Košel 1973) (Hirudinea: Glossiphoniidae) iz Save pri Čatežu: nova vrsta pijavke za Slovenijo in vprašanje njene taksonomske pripadnosti

open access: yesNatura Sloveniae, 2000
Leta 1995 je bil v Savi pri Termah Čatež najden za Slovenijo nov takson pijavke, katerega značilnosti se ujemajo z vrsto Glossiphonia slovaca (Košel 1973). Taksonomija te vrste in njenega sestrskega taksona G.
Peter Trontelj
doaj   +1 more source

Life in Extreme Conditions: Diet and Condition of the Extremophile Fish <i>Aphanius almiriensis</i> (Teleostei: Cyprinodontiformes) in a Thermal Rheocrene Spring. [PDF]

open access: yesEcol Evol
This study aims to answer some questions about the bioecological traits of an extremophile fish Aphanius almiriensis in order to understand how it can survive and colonize the extreme habitat conditions. To this end, some bioecological characteristics—condition, diet, and feeding strategy—of A. almiriensis inhabiting the Tuzla thermal spring, which has
Saç G   +5 more
europepmc   +2 more sources

Marine leech Ozobranchus margoi parasitizing loggerhead turtle (Caretta caretta) in Rio Grande do Sul, Brazil Sanguessugas Ozobranchus margoi parasitando uma tartaruga cabeçuda (Caretta caretta) no Rio Grande do Sul, Brasil

open access: yesRevista Brasileira de Parasitologia Veterinária, 2012
This paper reports the finding of several Ozobranchus margoi (Annelida: Hirudinea) parasitizing a loggerhead turtle (Caretta caretta) that was found in the municipality of Tavares, state of Rio Grande do Sul, southern Brazil.
Carla Rosane Rodenbusch   +3 more
doaj   +1 more source

A Survey of the Aquatic Macrobenthos of Waller Creek [PDF]

open access: yes, 1992
This report characterizes the mouth of Waller Creek, while also providing the results of a 10 month research period focusing on macrobenthic life. 876 individuals were collected, and details regarding their collection are included inside the report ...
Ziser, Stephen W.
core   +1 more source

Nuevo registro de la sanguijuela marina Stibarobdella macrothela (Schmarda, 1861) (Hirudinea, Piscicolidae) parásito de Ginglymostoma cirratum (Bonnaterre, 1788) (Chondrichthyes : Ginglymostomatidae) en condiciones de cautiverio

open access: yesRevista de Investigaciones Marinas, 2023
Se registra por primera vez para aguas cubanas Stibarobdella macrothela(Schmarda, 1861) (Hirudinea, Piscicolidae), colectada en la piel de la porción media del cuerpo, por debajo de la aleta dorsal de Ginglymostoma cirratum (Bonnaterre, 1788 ...
Ramón A. Fernández Osoria   +1 more
doaj  

Avaliando a interrupção da conectividade longitudinal em assembleias de macroinvertebrados em um rio semi-árido [PDF]

open access: yes, 2017
Aim: Our aim in this study was evaluate the effects of flow regulation for irrigation on the macroinvertebrate assemblages in a semiarid river. Methods:We sampled two reaches in Dulce River; one placed upstream a weir that diverts flow into a network of ...
Diodato, Maria Estela Liliana   +3 more
core   +1 more source

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