Ontologia

Rivière· 24 segments

Bormida di Spigno

Crosses 3 administrative regions : Alessandria, Asti, Savona

rivière

Total length

59km

Max discharge

18,2m³/s

Max Strahler

4

Segments matched

24

River geography3 admin regions · 0 communes

Parent watershed

hybas-20805538302590 km²

3 administrative regions crossed (GADM L2)

  • Alessandria
    Piemonte · Italy
    28.3 km
    in this dpt
  • Savona
    Liguria · Italy
    27.2 km
    in this dpt
  • Asti
    Piemonte · Italy
    9.8 km
    in this dpt

6 intersecting protected areas

1 page = 1 named river (aggregation of 24 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

461 distinct species · 920 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 Bormida di Spigno : 22 espèces + 4 bulles famille, 43 interactions GloBI documentées sur 5 types (connectance 13.2%, filtre Serrano α=0.2). Les 4 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
26
Interactions affichées
43
Connectance
0.132
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

59km

Max discharge

18,2m³/s

Max Strahler

4

Segments matched

24

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