Results 51 to 60 of about 2,779 (250)

Vodní měkkýši CHKO Brdy [PDF]

open access: yesMalacologica Bohemoslovaca, 2022
Although the Brdy Protected Landscape Area is located not far from Prague on the border between central and western Bohemia, there was very little published and unpublished data on its aquatic malacofauna.
Luboš Beran, Vendula Beranová
doaj   +1 more source

Effect of spatial variation on salinity tolerance of macroinvertebrates in Eastern Australia and implications for ecosystem protection trigger values [PDF]

open access: yes, 2008
Salinisation of freshwater has been identified as a serious environmental issue in Australia and around the world. Protective concentrations (trigger values) for salinity can be used to manage salinity impacts, though require locally relevant salinity ...
Choy, S.   +5 more
core   +1 more source

Correction: Toxicokinetics of pristine and aged silver nanoparticles in Physa acuta

open access: yesEnvironmental Science: Nano, 2021
Correction for ‘Toxicokinetics of pristine and aged silver nanoparticles in Physa acuta’ by Patrícia V. Silva et al., Environ. Sci.: Nano, 2020, 7, 3849–3868, DOI: 10.1039/D0EN00946F.
Silva, P.V.   +6 more
openaire   +3 more sources

Freshwater snails and schistosomiasis mansoni in the state of Rio de Janeiro, Brazil: V - Norte fluminense mesoregion

open access: yesMemorias do Instituto Oswaldo Cruz, 2004
In this paper, the fifth of a series dealing with the survey of freshwater gastropods of the state of Rio de Janeiro, the results of collections carried out in the Norte Fluminense Mesoregion from 2002 to 2003 are presented and revealed the occurrence of
Silvana C Thiengo   +5 more
doaj   +1 more source

Predation Potential of the Water Bugs Sphaerodema rusticum on the Sewage Snails Physa acuta

open access: yesMemorias do Instituto Oswaldo Cruz, 2002
The sewage snail Physa acuta is a serious threat to certain economic plants and to the purification plant of sewage works by rendering the biofilters ineffective. Various attempts are being made to control it.
G Aditya, SK Raut
doaj   +1 more source

Effect of mating history on gender preference in the hermaphroditic snail Physa acuta [PDF]

open access: yesAnimal Behaviour, 2007
Several internally fertilizing hermaphroditic animals can only perform one sexual role at a time. In such species, two individuals that engage in a copulation may have different interests in acting as male or female. A gender choice must be made which, if both individuals have the same preference, may give rise to a severe sexual conflict.
Facon, Benoit   +3 more
openaire   +5 more sources

The heritability of shell morphometrics in the freshwater pulmonate gastropod Physa. [PDF]

open access: yesPLoS ONE, 2015
The cosmopolitan freshwater pulmonate snail Physa acuta hybridizes readily with Physa carolinae in the laboratory, although their F1 progeny are sterile. The two species differ qualitatively in shell shape, the former bearing a more globose shell and the
Robert T Dillon, Stephen J Jacquemin
doaj   +1 more source

Vodní měkkýši Zoologické zahrady hl. m. Prahy [PDF]

open access: yesMalacologica Bohemoslovaca, 2020
The Prague zoological garden is one of the most famous zoos in Europe. It covers an area of 58 ha on the right bank of the Vltava River (a tributary of the Elbe River). Aquatic molluscs of this zoo were studied mostly in 2019.
Luboš Beran
doaj   +1 more source

Spatio-temporal co-occurrence of alien and native molluscs : a modelling approach using physical-chemical predictors [PDF]

open access: yes, 2017
The invasion of alien species can have serious economic and ecological impacts. Ecologically, invasions often lead to an increased rate of native species replacement and decreased biodiversity.
Boets, Pieter   +3 more
core   +1 more source

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