Rivière· 4 segments
Малая Тигма
Crosses 2 administrative regions : Spirovskiy rayon, Vyshnevolotskiy rayon
Total length
21km
Max discharge
4,7m³/s
Max Strahler
4
Segments matched
4
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
- Spirovskiy rayonTver' · Russia11.6 kmin this dpt
- Vyshnevolotskiy rayonTver' · Russia7.6 kmin this dpt
3 intersecting protected areas
State Natural Zakaznik
Urochishhe Bobovo
IUCN IIINatural Monument
Zelyonaya zona Bab`e
IUCN IIINatural Monument
1 page = 1 named river (aggregation of 4 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
70 distinct species · 122 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 30 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 Малая Тигма : 27 espèces reliées par 45 interactions GloBI sur 5 types (connectance 10.3%, filtre Serrano α=0.2). 3 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
21km
Max discharge
4,7m³/s
Max Strahler
4
Segments matched
4
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.