Rivière· 13 segments
Сизма
Crosses 3 administrative regions : Orlovskiy rayon, Yur'yanovskiy rayon, Zuevskiy rayon
Total length
70km
Max discharge
19,6m³/s
Max Strahler
5
Segments matched
13
River geography3 admin regions · 0 communes
3 administrative regions crossed (GADM L2)
- Yur'yanovskiy rayonKirov · Russia38.7 kmin this dpt
- Orlovskiy rayonKirov · Russia17.3 kmin this dpt
- Zuevskiy rayonKirov · Russia6.9 kmin this dpt
1 page = 1 named river (aggregation of 13 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
83 distinct species · 94 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 39 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 Сизма : 33 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 61 interactions GloBI sur 5 types (connectance 7.8%, filtre Serrano α=0.2). 7 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
70km
Max discharge
19,6m³/s
Max Strahler
5
Segments matched
13
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.