Ontologia

Ruisseau· 3 segments

Lannaån

Crosses 4 administrative regions : Falköping, Lidköping, Skara, Vara

ruisseau

Total length

27km

Max discharge

2,1m³/s

Max Strahler

2

Segments matched

3

River geography4 admin regions · 0 communes

Parent watershed

hybas-20802517603214 km²

4 administrative regions crossed (GADM L2)

  • Vara
    Västra Götaland · Sweden
    16.3 km
    in this dpt
  • Lidköping
    Västra Götaland · Sweden
    12.7 km
    in this dpt
  • Falköping
    Västra Götaland · Sweden
    4.4 km
    in this dpt
  • Skara
    Västra Götaland · Sweden
    2.6 km
    in this dpt

5 intersecting protected areas

1 page = 1 named river (aggregation of 3 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

665 distinct species · 3 433 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 25 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 Lannaån : 15 espèces reliées par 77 interactions GloBI sur 3 types (connectance 23.7%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
26
Interactions affichées
77
Connectance
0.237
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

27km

Max discharge

2,1m³/s

Max Strahler

2

Segments matched

3

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