Ontologia

Ruisseau

Ävjan

Crosses 1 administrative regions : Karlstad

ruisseau

Total length

6km

Max discharge

0,3m³/s

Max Strahler

1

Segments matched

1

River geography1 admin regions · 0 communes

Parent watershed

hybas-2080243700559 km²

1 administrative regions crossed (GADM L2)

  • Karlstad
    Värmland · Sweden
    5.5 km
    in this dpt

12 intersecting protected areas

  • SK 176-2005

    IUCN IV

    Nature conservation agreement, Swedish Forest Agency

  • SK 1033-2004

    IUCN IV

    Nature conservation agreement, Swedish Forest Agency

  • SK 200-2017

    IUCN IV

    Nature conservation agreement, Swedish Forest Agency

  • SK 162-2017

    IUCN IV

    Nature conservation agreement, Swedish Forest Agency

  • SK 972-2005

    IUCN Ia

    Habitat Protection Area

  • SK 163-2017

    IUCN IV

    Nature conservation agreement, Swedish Forest Agency

  • SK 164-2017

    IUCN IV

    Nature conservation agreement, Swedish Forest Agency

  • SK 209-2017

    IUCN IV

    Nature conservation agreement, Swedish Forest Agency

  • SK 61-2017

    IUCN IV

    Nature conservation agreement, Swedish Forest Agency

3 more protected areas

  • SK 177-2005

    IUCN IV

    Nature conservation agreement, Swedish Forest Agency

  • SK 208-2017

    IUCN IV

    Nature conservation agreement, Swedish Forest Agency

  • SK 276-2008

    IUCN Ia

    Habitat Protection Area

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

Species present

547 distinct species · 7 925 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 34 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 Ävjan : 25 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 74 interactions GloBI sur 4 types (connectance 12.4%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
74
Connectance
0.124
Patrimoniales
2
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

6km

Max discharge

0,3m³/s

Max Strahler

1

Segments matched

1

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