Ruisseau· 42 segments
Blanchard River
Crosses 3 administrative regions : Hancock, Hardin, Putnam
Total length
195km
Max discharge
18,9m³/s
Max Strahler
3
Segments matched
42
River geography3 admin regions · 0 communes
3 administrative regions crossed (GADM L2)
- HancockOhio · United States95.7 kmin this dpt
- PutnamOhio · United States54.5 kmin this dpt
- HardinOhio · United States40.9 kmin this dpt
4 intersecting protected areas
Reserve Program
Indian Green
IUCN VPreserve
Watershed Protection
Reserve Program
1 page = 1 named river (aggregation of 42 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
175 distinct species · 1 458 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 40 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 Blanchard River : 28 espèces reliées par 92 interactions GloBI sur 4 types (connectance 11.2%, 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
195km
Max discharge
18,9m³/s
Max Strahler
3
Segments matched
42
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.