Rivière· 13 segments
Насва
Crosses 3 administrative regions : Loknyanskiy rayon, Novosokol'nicheskiy rayon, Velikolukskiy rayon
Total length
65km
Max discharge
9,7m³/s
Max Strahler
4
Segments matched
13
River geography3 admin regions · 0 communes
3 administrative regions crossed (GADM L2)
- Novosokol'nicheskiy rayonPskov · Russia39.8 kmin this dpt
- Velikolukskiy rayonPskov · Russia34.0 kmin this dpt
- Loknyanskiy rayonPskov · Russia10.1 kmin this dpt
1 intersecting protected areas
Velikolukskij
IUCN IVState Natural Zoological Zakaznik
1 page = 1 named river (aggregation of 13 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
5 distinct species · 5 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 2 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 Насва : 2 espèces reliées par 1 interaction GloBI sur 1 type (connectance 100.0%, 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
65km
Max discharge
9,7m³/s
Max Strahler
4
Segments matched
13
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.