Results 31 to 40 of about 2,554 (215)

Size-assortative mating in simultaneous hermaphrodites: an experimental test and a meta-analysis [PDF]

open access: yes, 2015
Assortative mating by size has been argued to be widespread in the animal kingdom. However, the strength of size-assortative mating is known to vary considerably between species and the underlying mechanisms promoting this inter-specific variation remain
Alda, Maria del Pilar   +8 more
core   +4 more sources

Physa acuta

open access: yes, 2019
{"references": ["Vinarski, M. V., Kantor, Yu. I. 2016. Analytical catalogue of fresh and brackish water molluscs of Russia and adjacent countries. A. N. Severtsov Institute of Ecology and Evolution of RAS, Moscow, 1 - 544.", "Vinarski, M. V. 2017. The history of an invasion: phases of the explosive spread of the physid snail Physella acuta through ...
Anistratenko, V. V.   +3 more
openaire   +2 more sources

Haplotype variation in the Physa acuta group (Basommatophora): genetic diversity and distribution in Serbia [PDF]

open access: yesMediterranean Marine Science, 2016
The genus Physa (= Physella) includes the most abundant and diverse freshwater gastropods native to North America. Due to their invasive nature many species occur throughout the world. The most abundant species, Physa acuta, has been introduced to Europe, Africa, Asia and Australia by human commerce and migrating birds.
Raković, Maja   +6 more
openaire   +5 more sources

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

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

Matching maternal and paternal experiences underpin molecular thermal acclimation

open access: yesMolecular Ecology, Volume 34, Issue 15, August 2025.
Abstract The environment experienced by one generation has the potential to affect the subsequent one through non‐genetic inheritance of parental effects. Since both mothers and fathers can influence their offspring, questions arise regarding how the maternal, paternal and offspring experiences integrate into the resulting phenotype.
L. C. Bonzi   +5 more
wiley   +1 more source

Ovoposició en poblacions de "Physa acuta" "(Gastropoda: Pulmonata)" mantingudes al laboratori [PDF]

open access: yes, 1981
The ovipositional parameter, number of egg masses/snailxday, has been recorded in laboratory-kept populations of Physa acuta in the period 1973-1975. The results show a clear non circadian rhythm with a period slightly over 3 days long, and whose extent ...
Vela i Fernàndez, Joan-Antoni
core  

Biochemical responses to the toxicity of the biocide abamectin on the freshwater snail Physa acuta

open access: yesEcotoxicology and Environmental Safety, 2014
The toxic effects of abamectin (ABM), an anthelmintic drug, on the snail, Physa Acuta, and the biochemical responses to the exposure stress were evaluated. The activities of superoxide dismutase (SOD), catalase (CAT), glutathione S-transferase (GST), acetylcholinesterase (AChE), and nitric oxide synthase (NOS), and the contents of malondialdehyde (MDA)
Junguo Ma, Chune Zhou, Yao Li, Xiaoyu Li
openaire   +3 more sources

When One Global Invasion Hides Another—Cryptic Interspecific Invasion in Freshwater Gastropods

open access: yesDiversity and Distributions, Volume 31, Issue 1, January 2025.
ABSTRACT Aim Cryptic invasions are an understudied phenomenon among species invasions, especially in freshwater invertebrates. We study the gastropod family Physidae, including the global invaders Physella acuta and several enigmatic Stenophysa species, their phylogenetic relationships and the presence of native species among African Physidae. We infer
Christian Albrecht   +12 more
wiley   +1 more source

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