Ruisseau
Perho å
Crosses 2 administrative regions : Central Ostrobothnia, Ostrobothnia
Total length
7km
Max discharge
4,1m³/s
Max Strahler
3
Segments matched
1
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
- OstrobothniaWestern Finland · Finland5.4 kmin this dpt
- Central OstrobothniaWestern Finland · Finland1.8 kmin this dpt
2 intersecting protected areas
Metsälain erityisen tärkeät elinympäristöt Pohjanmaa
IUCN Not AssignedForest habitats of special importance according to the Forest Act (OECM)
Metsätalouden ympäristötukikohteet Pohjanmaa
IUCN Not AssignedForestry environmental aid contracts (OECM)
1 page = 1 named river (aggregation of 1 HydroRIVERS v10 segment). Spatial join cached after first hit.
Species present
238 distinct species · 463 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 38 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).
Indicateurs du tissu écologique
Tissu écologique de Perho å : 26 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 86 interactions GloBI sur 5 types (connectance 11.6%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology (HydroRIVERS v10)
Total length
7km
Max discharge
4,1m³/s
Max Strahler
3
Segments matched
1
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.