Results 21 to 30 of about 751 (125)

Leeches in the extreme: Morphological, physiological, and behavioral adaptations to inhospitable habitats

open access: yesInternational Journal for Parasitology: Parasites and Wildlife, 2020
With more than 700 described species, leeches include morphological, physiological, and behavioral diversity and occur in terrestrial and aquatic habitats, including freshwater, estuarine, and marine ecosystems.
Anna J. Phillips   +2 more
doaj   +1 more source

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

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

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

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  

First record of the freshwater leech Hemiclepsis schrencki Bolotov, Klass, Bespalaya, Konopleva, Kondakov & Vikhrev, 2019 (Hirudinea, Glossiphoniidae) in Hokkaido, Japan [PDF]

open access: yesCheck List
Freshwater leeches of the genus Hemiclepsis Vejdovský, 1884 were collected in Hokkaido, Japan, and identified as H. schrencki Bolotov, Klass, Bespalaya, Konopleva, Kondakov & Vikhrev, 2019.
Chiaki Kambayashi, Takafumi Nakano
doaj   +3 more sources

Inter‐Annual Variation in Alpha and Beta Diversity of Benthic Macroinvertebrate Communities in Agricultural Ditches

open access: yesRiver Research and Applications, Volume 42, Issue 5, Page 997-1010, June 2026.
ABSTRACT Ditches are essential elements of the agricultural landscape because of their role as habitat or refuge for aquatic species, especially in homogenized and intensively cultivated areas. However, data on the biodiversity associated with agricultural ditches, and its variation over time, are underrepresented in ecological research.
Michela Rappocciolo   +5 more
wiley   +1 more source

Urbanisation Restructures but Does Not Reduce Freshwater Pond Biodiversity

open access: yesDiversity and Distributions, Volume 32, Issue 6, June 2026.
ABSTRACT Aim Urbanisation is a dominant driver of landscape change leading to widespread displacement, degradation and fragmentation of habitat for native species and numerous studies have documented loss of biodiversity in response. However, most studies focus on a small range of taxa (e.g., vertebrates, plants), leaving many other groups poorly ...
Julia M. Portmann   +5 more
wiley   +1 more source

New records of Piscicola geometra (Linnaeus 1758) (Hirudinea, Piscicolidae) in Ebro River Basin (N Spain). [PDF]

open access: yesMunibe Ciencias Naturales, 2014
This note represents a contribution to the knowledge of the presence of the fish leech Piscicola geometra (Linnaeus 1758) (Hirudinea, Piscicolidae) in the Ebro River Basin. This species was collected in two rivers in the Ebro River Basin.
Oscoz, J., Tomás, P., Durán, C.
doaj  

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