Ruisseau· 52 segments
Calamus River
Crosses 6 administrative regions : Blaine, Brown, Cherry, Garfield, Loup +1
Total length
170km
Max discharge
8,2m³/s
Max Strahler
3
Segments matched
52
River geography6 admin regions · 0 communes
6 administrative regions crossed (GADM L2)
5 intersecting protected areas
Sandhills
IUCN VEasement
Reserve Program
Reserve Program
Wildlife Management Area
South Twin Lake
IUCN VWildlife Management Area
1 page = 1 named river (aggregation of 52 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
19 distinct species · 20 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 10 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 Calamus River : 9 espèces reliées par 15 interactions GloBI sur 3 types (connectance 33.3%, filtre Serrano α=0.2). 1 bulle taxonomique (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
170km
Max discharge
8,2m³/s
Max Strahler
3
Segments matched
52
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.