Ruisseau· 4 segments
Грязновка
Crosses 2 administrative regions : Sankt-Peterburg gorsovet, Vyborgskiy rayon
Total length
37km
Max discharge
0,7m³/s
Max Strahler
2
Segments matched
4
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
- Vyborgskiy rayonLeningrad · Russia17.5 kmin this dpt
- Sankt-Peterburg gorsovetCity of St. Petersburg · Russia0.2 kmin this dpt
1 intersecting protected areas
Boloto Ozernoe
IUCN IVState Natural Zakaznik
1 page = 1 named river (aggregation of 4 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
74 distinct species · 106 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 33 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 Грязновка : 32 espèces reliées par 31 interactions GloBI sur 5 types (connectance 5.9%, 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
37km
Max discharge
0,7m³/s
Max Strahler
2
Segments matched
4
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.