HydroBASINS lev08 watershed · #2080306670
Bassin de Мелля
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 4 administrative regions : Al'met'evskiy rayon, Aznakaevskiy rayon, Muslyumovskiy rayon, Sarmanovskiy rayon
Sub-basin area
1 018,5km²
Upstream area
1 018,5km²
Discharge
6,75m³/s
Mean elev.
180m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
4 dept-equivalent regions (GADM L2)
- 542.3 km²53.0% of basin
- 372.6 km²36.4% of basin
- 81.1 km²7.9% of basin
- 27.3 km²2.7% of basin
1 intersecting protected areas
Reka Ik
IUCN IIINatural Monument
0.02 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
567 distinct species · 1 297 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 Мелля : 30 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 86 interactions GloBI sur 5 types (connectance 12.2%, 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°
3,2°C
Annual rain
556mm
Moisture idx (CMI)
-0,19
Runoff
212mm/an
PET
688mm
AET
459mm
Mean slope
1,6°
Water table
82cm
Forest
14%
Crops
62%
Urban
0%
Protected
8%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)