HydroBASINS lev08 watershed · #8080034540
Bassin de Marcil Creek
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 : Baffin
Sub-basin area
804,4km²
Upstream area
804,4km²
Discharge
0,44m³/s
Mean elev.
315m
Administrative coverage
1 intersecting protected areas
National Marine Conservation Area
8.52 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
310 distinct species · 4 589 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 47 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 Marcil Creek : 31 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 116 interactions GloBI sur 3 types (connectance 10.7%, filtre Serrano α=0.2). 16 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°
-14,6°C
Annual rain
179mm
Moisture idx (CMI)
-0,03
Runoff
199mm/an
PET
186mm
AET
149mm
Mean slope
9,1°
Water table
188cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)