HydroBASINS lev08 watershed · #3080653310
Bassin de Катунь
A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.
Crosses 5 administrative regions : Chemal'skiy rayon, Choyskiy rayon, Mayminskiy rayon, Ongudayskiy rayon, Shebalinskiy rayon
Sub-basin area
4 175,7km²
Upstream area
50 150,3km²
Discharge
504,9m³/s
Mean elev.
1 163m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Малая Сумульта2294 km²
- Bassin de Катунь4 km²
5 dept-equivalent regions (GADM L2)
- 2223.6 km²53.1% of basin
- 1428.5 km²34.1% of basin
- 503.7 km²12.0% of basin
- 35.3 km²0.8% of basin
- 0.0 km²0.0% of basin
2 intersecting protected areas
Karakol`skie ozera
IUCN IIINatural Monument
0.26 km² overlap
Sumul`tinskij
IUCN IVState Natural Zakaznik
0.02 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 781 distinct species · 12 138 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 35 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 Bassin de Катунь : 23 espèces reliées par 66 interactions GloBI sur 5 types (connectance 10.5%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
-0,4°C
Annual rain
502mm
Moisture idx (CMI)
-0,23
Runoff
155mm/an
PET
659mm
AET
427mm
Mean slope
17,9°
Water table
462cm
Forest
84%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)