HydroBASINS lev08 watershed · #3080070970
Bassin de Керетин-Агата
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 1 administrative regions : Bulunskiy rayon
Sub-basin area
287,9km²
Upstream area
2 435 067,5km²
Discharge
15 702,96m³/s
Mean elev.
202m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Лена1016 km²
- Bassin de Атырыкан903 km²
1 dept-equivalent regions (GADM L2)
- 290.1 km²100.0% of basin
1 intersecting protected areas
Lena-Del`ta
IUCN VIResource Reserve
140.55 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
348 distinct species · 367 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 17 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 Керетин-Агата : 11 espèces reliées par 22 interactions GloBI sur 2 types (connectance 12.9%, filtre Serrano α=0.2). 8 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°
-15,3°C
Annual rain
321mm
Moisture idx (CMI)
-0,06
Runoff
296mm/an
PET
344mm
AET
260mm
Mean slope
7,7°
Water table
133cm
Forest
2%
Crops
0%
Urban
0%
Protected
50%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)