Ontologia

Ruisseau

Stämån

Crosses 3 administrative regions : Eskilstuna, Flen, Strängnäs

ruisseau

Total length

6km

Max discharge

0,5m³/s

Max Strahler

2

Segments matched

1

River geography3 admin regions · 0 communes

Parent watershed

hybas-20802421502206 km²

3 administrative regions crossed (GADM L2)

  • Strängnäs
    Södermanland · Sweden
    6.5 km
    in this dpt
  • Eskilstuna
    Södermanland · Sweden
    1.8 km
    in this dpt
  • Flen
    Södermanland · Sweden
    0.0 km
    in this dpt

7 intersecting protected areas

  • 2001312 Bråtön

    IUCN IV

    Nature Reserve

  • Bråtön

    IUCN Not Reported

    Special Areas of Conservation (Habitats Directive)

  • Bråtön

    IUCN IV

    Natura 2000 SCI

  • Nykärr

    IUCN Not Assigned

    Natura 2000 SCI

  • Nykärr

    IUCN Not Reported

    Special Areas of Conservation (Habitats Directive)

  • SK 97-2017

    IUCN IV

    Nature conservation agreement, Swedish Forest Agency

  • SK 405-2000

    IUCN Ia

    Habitat Protection Area

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

Species present

1 296 distinct species · 10 101 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 Stämån : 25 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 82 interactions GloBI sur 5 types (connectance 13.0%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
36
Interactions affichées
82
Connectance
0.130
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

6km

Max discharge

0,5m³/s

Max Strahler

2

Segments matched

1

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