Wetland of International Importance (Ramsar Site) · swe
Ånnsjön
- Area
- 110 km²
- IUCN cat.
- Ib
- Year
- 1974
Overview
- Designation
- Wetland of International Importance (Ramsar Site)
- IUCN category
- Ib · Zone de nature sauvage
Aire protégée pour la wilderness, faible accès humain
- Established
- 1974
- Managing authority
- Länsstyrelsen Jämtlands län (County Administration Board of Jämtland)
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
3 337 distinct species · 89 719 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 23 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 Ånnsjön : 17 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) + 6 bulles famille, 32 interactions GloBI documentées sur 3 types (connectance 12.6%, filtre Serrano α=0.2). Les 6 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology4 basins · 5 lakes · 8 rivers
Hydrology metrics for this exact territory
Stream length here
40,6km
Lake surface here
58,12km²
Basins crossed
4
Max stream order
4
Max drainage
1 347km²
Discharge in basins
14,2m³/s
Mean precip.
836mm/an
Mean T°
0,7°C
Moisture idx
0,48
Max snow
62%
Mean runoff
765mm/an
Mean elev. (basins)
711m
Watersheds crossing here
Lakes (5, top by area)
Rivers / streams (8, ord ≥ 4)
- Järpånord 1len here7.99 km43%total19 km
- Enanord 4len here7.81 km15%total53 km
- Rekånord 2len here6.65 km27%total25 km
- Bunnranord 2len here5.77 km37%total15 km
- Harånord 1len here5.62 km40%total14 km
- Indalsälvenord 6len here2.69 km1%total444 km
- Kärrånord 1len here2.31 km48%total5 km
- Handölanord 4len here1.71 km5%total34 km
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
- 63.26733, 12.53033
- 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.