Ontologia

Ruisseau· 15 segments

Rottnan

Crosses 2 administrative regions : Sunne, Torsby

ruisseau

Total length

80km

Max discharge

10,8m³/s

Max Strahler

3

Segments matched

15

River geography2 admin regions · 0 communes

Parent watershed

hybas-2080236830953 km²

2 administrative regions crossed (GADM L2)

  • Sunne
    Värmland · Sweden
    53.2 km
    in this dpt
  • Torsby
    Värmland · Sweden
    44.6 km
    in this dpt

13 intersecting protected areas

4 more protected areas

  • SK 93-2005

    IUCN IV

    Nature conservation agreement, Swedish Forest Agency

  • SK 193-2016

    IUCN IV

    Nature conservation agreement, Swedish Forest Agency

  • SK 154-1999

    IUCN IV

    Nature conservation agreement, Swedish Forest Agency

  • SK 24-2000

    IUCN IV

    Nature conservation agreement, Swedish Forest Agency

1 page = 1 named river (aggregation of 15 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

490 distinct species · 2 967 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 31 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 Rottnan : 20 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 85 interactions GloBI sur 2 types (connectance 15.2%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
34
Interactions affichées
85
Connectance
0.151
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

80km

Max discharge

10,8m³/s

Max Strahler

3

Segments matched

15

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