A Meeting of the IOBC/WPRS Slugs and Snails Subgroup

Preliminary Programme ‘Slugs and Snails as Invasive Species’ A meeting of the IOBC/WPRS Slugs and Snails Subgroup Bergen, Norway 25 – 27 September 2013

Tuesday September 24th 15:00-20:00 Arrival and registration (Science Building, University of Bergen)

Wednesday September 25th 08:00-09:00 Registration 09:10-09:20 Solveig Haukeland: Opening 09:20-09:30 Bjørn Arild Hatteland: Memoriam of Torstein Solhøy

SESSION 1 – SLUGS AND SNAILS AS INVASIVE SPECIES Chaired by Jenna Ross Invited Speaker – Ted von Proschwitz: Anthropochorous slug species in 09:30-10:00 Sweden: dispersal, status and naturalisation Michael Nash: Distribution of pest slugs and snails throughout Australian 10:00-10:20 grain growing areas Bjørn Arild Hatteland: Distribution of the invasive Arion vulgaris in Norway 10:20-10:40 and possible introgression with A. ater and A. rufus 10:40-11:00 Coffee break 11:00-11:20 Eva Knop: Impact and invasiveness of the Spanish slug Arion vulgaris Ronald B. Hammond: Deroceras reticulatum, an invasive slug in no-till field 11:20-11:40 crops in the eastern half of the United States Grita Skujienė : Invasive slugs in Lithuania: results, problems and 11:40-12:00 perspectives of the investigations 12:00-13:30 Lunch 13:30 FIELD EXCURSIONS AND SLUG WALKS (snack included) 14:00 Strawberry fields and slug control

15:30 The Arboretum and Botanical Garden

18:30 Slug walk in Bergen

20:30 ICE BREAKER AT KALFARET MICROBREWERY Thursday September 26th 09:15-09:20 Announcements

SESSION 2 – PEST MANAGEMENT OF GASTROPODS Chaired by Solveig Haukeland 09:20-09:40 Jenna Ross: Developing a biological control agent for molluscs in South Africa 09:40-10:00 Christian Jaeger: Introduction to a method to quantify the stability and abrasion of slug baits 10:00-10:20 Reinhard Arndt: Impact of bait formulations on the efficacy of molluscicides Jenna Ross: Diversity, distribution and prevalence of nematode parasites 10:20-10:40 associated with Arion vulgaris in Norway 10:40-11:00 Coffee break 11:00-11:20 Olaf Schmidt: Silicon reduces slug (Gastropoda) feeding on wheat seedlings Klaas Rozen: Seed treatment of rice with pesticides to control the Golden 11:20-11:40 apple snail pest: laboratory trials Albert Ester: Seed treatment of rice with metaldehyde to control the Golden 11:40-12:00 apple snail pest: semi-field trials 12:00-13:30 Lunch

SESSION 3 – TAXONOMY AND BIOLOGY OF GASTROPODS Chaired by Bjørn Arild Hatteland Invited Speaker - Stine Slotsbo: The influence of temperature on life history 13:30-14:00 traits in the slug Arion lusitanicus Christoph Allgaier: Studies on mating behaviour and functional morphology

14:00-14:20 of the distal genital tract of the sympatric species Arion lusitanicus MABILLE, 1868 and A. rufus (L.) 14:20-14:40 Abigail Walter:Behavioural aggregation in Arion lusitanicus 14:40:15:00 Coffee break 15:00-16:00 POSTER SESSION TOUR AT THE NATURAL HISTORY COLLECTIONS, UNIVERSITY MUESUM OF 16:00-17:00 BERGEN 19:00 CONFERENCE DINNER AT BRYGGELOFTET Friday September 27th 09:15-09:20 Announcements

SESSION 4 – ECOLOGY OF SLUGS AND THEIR ABILITY OF VECTORING DISEASES Chaired by Ted von Proschwitz Bjørn Arild Hatteland: Summing up 10 years of slug-research at the 09:20-09:40 University of Bergen Marcus Bieri: Evaluation of factors influencing the slug activity in no-till and 09:40-10:00 plough cropping systems Stine Gismervik: Slugs (Arion vulgaris) as vectors of the bacteria Listeria 10:00-10:20 monocytogenes 10:20-10:40 Solveig Haukeland: Attempts to manage Arion vulgaris 10:40-11:00 Coffee break

IOBC BUSINESS MEETING Preliminary Agenda: New Convenor for the group IOBC proceedings 11:00 – 12:30 Do we want to have joint meetings with WG main? AOB Thanks and Bye! List of participants: (add address etc)

NAME e-mail Alan Craig [email protected] Albert Ester [email protected] Andreas Prokop [email protected] Abigail Walter [email protected] Reinhardt Arndt [email protected] Christoph Allgaier [email protected] Christian Jaeger [email protected] Eva Knop [email protected] Gareth Martin [email protected] Gordon Port [email protected] Grita [email protected]; Ronald Hammond [email protected] Jenna Ross [email protected] ? Johannes Jehle [email protected] Klaas van Rozen [email protected] Olaf Schmidt [email protected] Rolf Barton [email protected] Ted von Proschwitz [email protected] Michael Alister Nash [email protected] Baker, Greg [email protected] Ott Lothar [email protected] Andreas Chervet [email protected] Eric Gussin [email protected] Sandra Brugger [email protected] Håkon Åtland [email protected] Steffen Roth [email protected] Christiane Todt [email protected] Gismervik, Kristine [email protected] ? Frédéric MERCIER [email protected] ?Ida Skaar [email protected]

Solveig Haukeland [email protected] Karin Westrum [email protected] Bjørn Arild Hatteland [email protected] Henrik Antzée- Hyllseth [email protected] Stine Slotsbo [email protected]