Natura 2000 SCI · SWE
Alsteråns vattensystem
- Area
- 21 km²
- IUCN cat.
- Not Assigned
- Year
- 2002
Overview
- Designation
- Natura 2000 SCI
- Established
- 2002
- Managing authority
- Not Reported
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
2 890 distinct species · 8 848 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 41 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.
ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).
Indicateurs du tissu écologique
Tissu écologique de Alsteråns vattensystem : 34 espèces reliées par 65 interactions GloBI sur 6 types (connectance 7.9%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology3 basins · 14 lakes · 6 rivers
Hydrology metrics for this exact territory
Stream length here
19,0km
Lake surface here
15,54km²
Basins crossed
3
Max stream order
4
Max drainage
1 544km²
Discharge in basins
0,2m³/s
Mean precip.
577mm/an
Mean T°
6,6°C
Moisture idx
-0,02
Max snow
38%
Mean runoff
239mm/an
Mean elev. (basins)
164m
Watersheds crossing here
Lakes (14, top by area)
- Allgunnenarea13,3 km²avg depth2.7 m
- Hultsnäsesjönarea3,8 km²avg depth3.5 m
- Stora Sinnernarea3,4 km²avg depth6.2 m
- Barnebosjönarea1,7 km²avg depth3.9 m
- Lac 1305952area0,8 km²avg depth3.6 m
- Lac 1305637area0,7 km²avg depth4.2 m
- Lac 1305825area0,6 km²avg depth3.4 m
- Lac 1305900area0,4 km²avg depth3.1 m
- Lac 1305890area0,2 km²avg depth2.6 m
Rivers / streams (6, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Location
Fond cartographique : OpenFreeMap · © OpenStreetMap contributors · Géométrie : nos sources (GADM/HydroBASINS/HydroLAKES/HydroRIVERS/WDPA)
- Centroid
- 57.05334, 16.07774
- Open in maps
- OpenStreetMap → · Satellite →
Species observed (Phase 2)
Listing species observed within this protected area requires the GBIF v2 partition × WDPA spatial overlay matview. Computing infrastructure pending.