Distribution Checklist 2.0 Checklist All former information was - PowerPoint PPT Presentation

Agenda item 4: distribution Distribution – Checklist 2.0 Checklist • All former information was kept (F, R) • Previous name => updated to accepted name • Included subspecies information • Additional species data from various projects • Distribution information outdated BALTICHECK WS 2-2019 Jana Wolf

Checklist Agenda item 4: Checklist distribution Distribution – Comparison 2018 subbasins Red List BALTICHECK WS 2-2019 Jana Wolf

Checklist Agenda item 4: Checklist distribution Distribution – Comparison 2018 subbasins Red List Most changes < 5% BALTICHECK WS 2-2019 Jana Wolf

Checklist Agenda item 4: Checklist distribution Distribution – Main differences 2018 subbasins The Quark: +81% Nothern Baltic Proper: -20% Western Gotland Basin: +20% The Sound: -60% BALTICHECK WS 2-2019 Jana Wolf

Checklist Agenda item 4: Checklist distribution Distribution – Options for Update 1. Update subbasins to 2018 version 2. Update data for the 4 subbasins with iiiii biggest changes 3. Update data for all subbasins ⇒ only for species with GPS data (70% of species) ⇒ even if GPS data exist, might just cover parts of the subbasins Option 2&3 would create a inconsistent • mix of updated/non-updated data The Sound: -60% Recommendation: option 1 • BALTICHECK WS 2-2019 Jana Wolf

Checklist Agenda item 4: Checklist distribution Distribution – Mammals • 19 subbasins (outdated) BALTICHECK WS 2-2019 Jana Wolf

Checklist Agenda item 4: Checklist distribution Distribution – Fish and lamprey • 19 subbasins (outdated) • 2 Lagoons: - Vistula Lagoon + Curonian Lagoon • mark new data as ”P=Present” BALTICHECK WS 2-2019 Jana Wolf

Checklist Agenda item 4: Checklist distribution Distribution – Benthic Invertebrates • 19 subbasins (outdated) • 13 Lagoons BALTICHECK WS 2-2019 Jana Wolf

Checklist Agenda item 4: Checklist distribution Distribution – Macrophytes Checklist Checklist • 19 subbasins (outdated) • Merged: Bothnian Sea + The Quark • A) Keep merged? • B) Mark as occuring in both subbasins? • C) Species with GPS=> exact update -others: remove/mark in both? BALTICHECK WS 2-2019 Jana Wolf

Checklist Agenda item 4: Checklist distribution Distribution – Birds • Baltic Sea countries (breeding birds) =>DE: only with the 2 provinces closest to BS =>RU: St Petersburg & Kaliningrad region -mark new data as ”P=Present” X= breeding; (X)= sporadic breeding (only occasional breeding records); 0= extinct (breeding in the past, but no actual breeding records); (0)= sporadic breeder in the past, no breeding records during the last 3 generations or 10 years; 0(X)=extinct as a regular breeder, but sporadic breeding records during the last 3 generations or 10 years; - = no breeding birds BALTICHECK WS 2-2019 Jana Wolf