HydroBASINS lev08 watershed · #2080068030
Bassin de канал Когарна-Сурхан
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 2 administrative regions : Isatayskiy, Kurmangazinskiy
Sub-basin area
1 454,6km²
Upstream area
1 454,6km²
Discharge
0m³/s
Mean elev.
-27m
Administrative coverage
2 dept-equivalent regions (GADM L2)
- KurmangazinskiyAtyrau · Kazakhstan1301.9 km²89.3% of basin
- IsatayskiyAtyrau · Kazakhstan25.6 km²1.8% of basin
2 intersecting protected areas
State Reserved Zone in Northern part of Caspian Sea
IUCN Not ReportedState Natural Protected Zone
925.92 km² overlap
Zakaznik
171.81 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
76 distinct species · 105 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 36 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 канал Когарна-Сурхан : 31 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 46 interactions GloBI sur 4 types (connectance 7.3%, filtre Serrano α=0.2). 5 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°
9,8°C
Annual rain
177mm
Moisture idx (CMI)
-0,82
Runoff
1mm/an
PET
987mm
AET
162mm
Mean slope
0,0°
Water table
5cm
Forest
1%
Crops
2%
Urban
0%
Protected
8%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)