HydroBASINS lev08 watershed · #2080351750
Bassin de Съезжая
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 : Alekseevskiy rayon, Bogatovskiy rayon, Borskiy rayon, Kurmanaevskiy rayon, Neftegorskiy rayon
Sub-basin area
1 629,7km²
Upstream area
1 629,7km²
Discharge
4,61m³/s
Mean elev.
121m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
5 dept-equivalent regions (GADM L2)
- Alekseevskiy rayonSamara · Russia1246.1 km²76.2% of basin
- Neftegorskiy rayonSamara · Russia320.1 km²19.6% of basin
- Bogatovskiy rayonSamara · Russia68.5 km²4.2% of basin
- Borskiy rayonSamara · Russia1.5 km²0.1% of basin
- Kurmanaevskiy rayonOrenburg · Russia0.0 km²0.0% of basin
9 intersecting protected areas
Berezovyj ovrag
IUCN IIINatural Monument
2.52 km² overlap
Urochishhe Bogatyr`
IUCN IIINatural Monument
2.20 km² overlap
Buzulukskij bor
IUCN IINational Park
0.53 km² overlap
Rodnik istoka r. S'ezzhaya
IUCN IIINatural Monument
0.34 km² overlap
Gerasimovskaya dubovaya roshha
IUCN IIINatural Monument
0.33 km² overlap
Grekovskij les
IUCN IIINatural Monument
0.28 km² overlap
Lesnoj kolok Popov dol
IUCN IIINatural Monument
0.04 km² overlap
Rodnik Pervokommunarskij
IUCN IIINatural Monument
0.00 km² overlap
Svyatoj kolodec
IUCN IIINatural Monument
0.00 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
222 distinct species · 435 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 37 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 Съезжая : 30 espèces reliées par 66 interactions GloBI sur 4 types (connectance 9.9%, filtre Serrano α=0.2). 7 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°
4,5°C
Annual rain
494mm
Moisture idx (CMI)
-0,35
Runoff
89mm/an
PET
760mm
AET
418mm
Mean slope
1,1°
Water table
137cm
Forest
0%
Crops
66%
Urban
1%
Protected
11%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)