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List of posters

Invertebrata non-Insecta

The Belgian nematofauna: species of the order Tylenchida W. Bert, F. Claerbout, R. Van Gansbeke & E. Geraert

The status of some exotic cladoceran (Crustacea: Branchiopoda) species in the Belgian fauna

L.    De Meester, L. Forró, E. Michels, K. Cottenie, G. Louette & H.J. Dumont

On the taxonomic status of the brittle-star Amphipholis sąuamata (Delle CHrAJE, 1828)

S. Dupont

Species-composition and diversity of free-living Plathelminthes (Turbellaria) from sandy beaches at the

Belgian coast

P. Jouk & E. Schockaert

Grands branchiopodes en Belgiąue: appel aux naturalistes

M.    Loneux

Bientót un scorpion dans la faunę belge? Analyse de cas de presences observees M. Loneux

Scientific diving, a new tool for monitoring in situ North Sea biodiversity: preliminary results Cl. Massin, J. Mallefet & A. Norro

Exotic mussel species invasions in Belgian freshwater Systems (Mollusca Bivalvia)

R. Sablon

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Recent invasions of terrestrial slugs in Belgium (Mollusca Gastropoda)

J.L. Van Goethem & T. Backeljau

Ciliate diversity in shallow lakes in Belgium

J. Van Wichelen, K. Muylaert, V. Geenens & W. Vyverman

First records and fast spread of five new (1995-2000) alien species in the River Meuse in Belgium (Hypania invalida, Corbicula fluminea, Hemimysis anomala, Dikerogammarus villosus and Crangonyx pseudogracilis)

J. -P. Vanden Bossche

Reducing the economic impact of an invasive bivalve, Mytilopsis leucophaeata, in the harbour of Antwerp A. Yerween, S. Degraer & M. Vincx

A review of the neozoan non-marine macro-crustaceans in Belgium

K.    Wouters