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First occurrence of the Ponto-Caspian amphipod Echinogammarus trichiatus (Martynov, 1932) (Crustacea: Gammaridae) in Belgium
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Effect of water quality on waterbugs (Hemiptera: Gerromorpha & Nepomorpha) in Flanders (Belgium) : results from a large-scale field survey
Spatio-temporal co-occurrence of alien and native molluscs : a modelling approach using physical-chemical predictors