HydroBASINS lev08 watershed · #2080070720
Bassin de سرد آبرود
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 : Chalus, Tonekabon
Sub-basin area
1 262km²
Upstream area
1 262km²
Discharge
1,18m³/s
Mean elev.
1 249m
Administrative coverage
2 dept-equivalent regions (GADM L2)
- 836.0 km²66.2% of basin
- 425.8 km²33.7% of basin
1 intersecting protected areas
Hyrcanian Forests
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
2.14 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
443 distinct species · 4 819 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 27 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 سرد آبرود : 22 espèces reliées par 43 interactions GloBI sur 6 types (connectance 12.3%, 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°
12,1°C
Annual rain
607mm
Moisture idx (CMI)
-0,47
Runoff
337mm/an
PET
1 135mm
AET
472mm
Mean slope
16,1°
Water table
628cm
Forest
53%
Crops
9%
Urban
11%
Protected
4%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)