Rivière· 11 segments
Сума
Crosses 2 administrative regions : Belomorskiy rayon, Segezhskiy rayon
Total length
317km
Max discharge
9,1m³/s
Max Strahler
4
Segments matched
11
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
- Belomorskiy rayonKarelia · Russia56.2 kmin this dpt
- Segezhskiy rayonKarelia · Russia18.1 kmin this dpt
1 intersecting protected areas
Sorokskij
IUCN IVState Natural Zakaznik
1 page = 1 named river (aggregation of 11 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
10 distinct species · 30 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 3 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 Сума : 3 espèces reliées par 2 interactions GloBI sur 1 type (connectance 66.7%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology (HydroRIVERS v10)
Total length
317km
Max discharge
9,1m³/s
Max Strahler
4
Segments matched
11
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.