Ontologia

Ruisseau· 4 segments

Mölndalsån

Crosses 2 administrative regions : Härryda, Lerum

ruisseau

Total length

5km

Max discharge

2,4m³/s

Max Strahler

2

Segments matched

4

River geography2 admin regions · 0 communes

Parent watershed

hybas-20800332001907 km²

2 administrative regions crossed (GADM L2)

  • Härryda
    Västra Götaland · Sweden
    16.3 km
    in this dpt
  • Lerum
    Västra Götaland · Sweden
    2.0 km
    in this dpt

6 intersecting protected areas

1 page = 1 named river (aggregation of 4 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

1 753 distinct species · 29 725 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 Mölndalsån : 23 espèces reliées par 86 interactions GloBI sur 5 types (connectance 15.3%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
34
Interactions affichées
86
Connectance
0.153
Patrimoniales
0
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

5km

Max discharge

2,4m³/s

Max Strahler

2

Segments matched

4

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