Ontologia

Ruisseau

Gnällbäcken

Crosses 1 administrative regions : Sala

ruisseau

Total length

10km

Max discharge

0,2m³/s

Max Strahler

1

Segments matched

1

River geography1 admin regions · 0 communes

Parent watershed

hybas-20802407501684 km²

1 administrative regions crossed (GADM L2)

  • Sala
    Västmanland · Sweden
    4.1 km
    in this dpt

22 intersecting protected areas

13 more protected areas

  • Rörbosjön

    IUCN Not Reported

    Special Protection Area (Birds Directive)

  • Rörbosjön

    IUCN Not Reported

    Special Areas of Conservation (Habitats Directive)

  • 2049683 Rörbosjön

    IUCN IV

    Nature Reserve

  • 2051607 Östringby

    IUCN Ia

    Nature Reserve

  • Vrenninge

    IUCN Not Reported

    Special Areas of Conservation (Habitats Directive)

  • Vrenninge

    IUCN Not Reported

    Special Protection Area (Birds Directive)

  • Vrenninge

    IUCN Not Assigned

    Natura 2000 SCI

  • Vrenninge

    IUCN Not Assigned

    Natura 2000 SPA

  • SK 699-2004

    IUCN IV

    Nature conservation agreement, Swedish Forest Agency

  • SK 152-2014

    IUCN IV

    Nature conservation agreement, Swedish Forest Agency

  • SK 338-2015

    IUCN Ia

    Habitat Protection Area

  • SK 332-2010

    IUCN IV

    Nature conservation agreement, Swedish Forest Agency

  • SK 273-2000

    IUCN IV

    Nature conservation agreement, Swedish Forest Agency

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

Species present

1 185 distinct species · 22 635 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 26 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 Gnällbäcken : 19 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 45 interactions GloBI sur 3 types (connectance 11.9%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
28
Interactions affichées
45
Connectance
0.119
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

10km

Max discharge

0,2m³/s

Max Strahler

1

Segments matched

1

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