Rivière
Alhonoja
⚠ Partial coverage : only 1 named segment matched so far. The real rivière extends much further (Strahler order 6 indicates a major river). Cross-source ingest in progress — values below reflect only the matched segment.
Crosses 1 administrative regions : Pirkanmaa
Max discharge
145,9m³/s
Max Strahler
6
Segments matched
1
River geography1 admin regions · 0 communes
1 administrative regions crossed (GADM L2)
- PirkanmaaWestern Finland · Finland10.2 kmin this dpt
13 intersecting protected areas
Metsälain erityisen tärkeät elinympäristöt Pirkanmaa
IUCN Not AssignedForest habitats of special importance according to the Forest Act (OECM)
Metsätalouden ympäristötukikohteet Pirkanmaa
IUCN Not AssignedForestry environmental aid contracts (OECM)
Pöllönvuori
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Private Nature Reserve
Siuro
IUCN Not AssignedSite of Species Under Strict Protection
Pöllönvuoren pähkinäpensaslehto
IUCN Not AssignedProtected Habitat Type
Myllyojan jalopuumetsikkö
IUCN Not AssignedProtected Habitat Type
UTOLAN PÄHKINÄPENSASLEHTO
IUCN Not AssignedProtected Habitat Type
Kullaankallion pähkinäpensaslehto
IUCN Not AssignedProtected Habitat Type
4 more protected areassorted by area
Nokianvirran vuorijalavametsikkö
IUCN Not AssignedProtected Habitat Type
Private Nature Reserve
Hakavuoren pähkinäpensaslehto
IUCN Not AssignedProtected Habitat Type
Melon pähkinäpensaslehto
IUCN Not AssignedProtected Habitat Type
1 page = 1 named river (aggregation of 1 HydroRIVERS v10 segment). Spatial join cached after first hit.
Species present
1 583 distinct species · 9 147 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 29 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 Alhonoja : 25 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 44 interactions GloBI sur 5 types (connectance 10.8%, filtre Serrano α=0.2). 4 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)
Matched len.
6,7km
Max discharge
145,9m³/s
Max Strahler
6
Segments matched
1
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.