Rivière· 39 segments
St. Mary's River
Crosses 4 administrative regions : Adams, Allen, Mercer, Van Wert
Total length
115km
Max discharge
21,7m³/s
Max Strahler
4
Segments matched
39
River geography4 admin regions · 0 communes
4 administrative regions crossed (GADM L2)
8 intersecting protected areas
Reserve Program
Watershed Protection
Reserve Program
Watershed Protection
Reserve Program
Wetlands
Watershed Protection
Baltzell-Lenhart Woods
IUCN VNature Preserve
1 page = 1 named river (aggregation of 39 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
147 distinct species · 425 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 46 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 St. Mary's River : 35 espèces reliées par 108 interactions GloBI sur 4 types (connectance 10.0%, filtre Serrano α=0.2). 12 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
115km
Max discharge
21,7m³/s
Max Strahler
4
Segments matched
39
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.