Results 81 to 90 of about 1,684 (171)

The macroinvertebrate seedbank promotes community persistence in temporary rivers across climate zones [PDF]

open access: yes, 2013
1. Aquatic macroinvertebrates inhabiting temporary rivers are typically described as having low resistance to riverbed drying. However, little research has examined the ‘seedbank’ within dry riverbed sediments, which comprises aquatic life stages that ...
Datry, T, Stubbington, R
core   +2 more sources

Placobdella costata (Fr. Müller, 1846) (Hirudinea: Glossiphoniidae), a leech species new for Slovenia

open access: yesNatura Sloveniae, 2007
The glossiphoniid leech Placobdella costata was confirmed in 2006 for the first time in Slovenia at a complex of fish ponds named 'Draga pri Igu' some 10 km south of Ljubljana (Central Slovenia).
Melita Vamberger, Peter Trontelj
doaj   +1 more source

Biological assessment of the Tang Sorkh River (Iran) using benthic macroinvertebrates [PDF]

open access: yes, 2017
A biological assessment of the Tang Sorkh River (Iran) was studied from July 2013 to August 2014 using benthic macroinvertebrate communities. Samples were gathered every two months, from five stations using a Surber sampler( 30×30cm), fixed in formalin ...
Abbaspour, F.   +3 more
core  

Avaliação da qualidade ecológica de rios portugueses (Projecto AQUARIPORT): síntese dos resultados referentes à análise das comunidades de macroinvertebrados bentónicos [PDF]

open access: yes, 2008
O projecto AQUARIPORT serve de base ao Programa Nacional de Monitorização de sistemas aquáticos e tem como objectivos (1) a recolha de informação base de suporte ao ordenamento dos recursos piscícolas nacionais; (2) o desenvolvimento e a implementação ...
Bochechas, Jorge   +4 more
core  

Notes on the LeechDesserobdella picta(Hirudinea: Glossiphoniidae)

open access: yesJournal of Freshwater Ecology, 1996
ABSTRACT The leech, Desserobdella picta (Verrill, 1872), is reported as a parasite of the snapping turtle, Chelydra serpentina. Records of other glossiphoniid leeches parasitizing freshwater turtles are summarized. The North American distribution of D. picta is summarized and its known Wisconsin distribution depicted.
openaire   +1 more source

Discovery of a novel symbiotic lineage associated with a hematophagous leech from the genus Haementeria

open access: yesMicrobiology Spectrum
Similarly to other strict blood feeders, leeches from the Haementeria genus (Hirudinida: Glossiphoniidae) have established a symbiotic association with bacteria harbored intracellularly in esophageal bacteriomes.
Víctor Manuel Sosa-Jiménez   +3 more
doaj   +1 more source

Ibaiko sare trofikoak eraikitzen literaturako informazioa erabilita [PDF]

open access: yes, 2018
[EUS] Sare trofikoek komunitate batean ematen diren elkarrekintzen berri ematen dute, komunitatearen deskribapen estrukturala egiteaz gain honen funtzionamenduaren berri ere ematen dutelarik.
Ugarte Teran, Gorka
core  

First Record of Epibiont Ciliates (Ciliophora: Suctoria) Associated with Helobdella adiastola Ringuelet, 1972 (Hirudinea: Glossiphoniidae) in Brazil [PDF]

open access: yesBrazilian Archives of Biology and Technology
Epibiosis is an interaction between two organisms, and it can be a relationship with both positive and negative effects. Protozoa of the subclass Suctoria are common epibionts in freshwater environments.
Lucas Duarte de Lima   +1 more
doaj   +1 more source

Comparación del muestreo de macroinvertebrados bentónicos fluviales con muestreador surber y con red manual en ríos de Aragón (NE Península Ibérica) [PDF]

open access: yes, 2007
A la hora de valorar el estado ecológico de los ríos y otras aguas superficiales, la Directiva Marco del Agua (Directiva 2000/60/CE) establece que los métodos utilizados deberán garantizar que la información suministrada sea de calidad y comparabilidad ...
Ocharan, Francisco J.   +1 more
core  

Hematozoan Parasites (Apicomplexa, Kinetoplastida) of Seven Arkansas Reptiles (Testudines, Ophidia) [PDF]

open access: yes, 2016
Little is known concerning the hematozoan parasites of Arkansas reptiles. Although there are previous reports in the state of these intraerythrocytic parasites infecting various reptiles, additional research is sorely needed.
Connior, M. B.   +5 more
core   +2 more sources

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