Ontologia

Rivière· 13 segments

Hedströmmen

Crosses 4 administrative regions : Kungsör, Köping, Skinnskatteberg, Smedjebacken

rivière

Total length

81km

Max discharge

9,3m³/s

Max Strahler

4

Segments matched

13

River geography4 admin regions · 0 communes

Parent watershed

hybas-20802416201528 km²

4 administrative regions crossed (GADM L2)

30 intersecting protected areas

21 more protected areas

1 page = 1 named river (aggregation of 13 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

795 distinct species · 7 120 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 30 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).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Hedströmmen : 17 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 79 interactions GloBI sur 6 types (connectance 18.2%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
30
Interactions affichées
79
Connectance
0.182
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Hydrology (HydroRIVERS v10)

Total length

81km

Max discharge

9,3m³/s

Max Strahler

4

Segments matched

13

HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.