HydroBASINS lev08 watershed · #7080074030
Bassin de Black Mountain Draw
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 : Cochise, Grant, Greenlee, Hidalgo, Luna
Sub-basin area
5 607,5km²
Upstream area
5 607,5km²
Discharge
2,16m³/s
Mean elev.
1 457m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
5 dept-equivalent regions (GADM L2)
- 3969.0 km²70.8% of basin
- Grant1581.9 km²28.2% of basin
- 26.4 km²0.5% of basin
- 26.4 km²0.5% of basin
- 0.0 km²0.0% of basin
9 intersecting protected areas
Gray Ranch Megasite
IUCN VEasement
431.19 km² overlap
Peloncillo Mountains
IUCN IbWilderness Area
20.01 km² overlap
Bunk Robinson
IUCN IbWilderness Study Area
17.59 km² overlap
Peloncillo Mountains
IUCN IbWilderness Study Area
16.25 km² overlap
Whitmire Canyon
IUCN IbWilderness Study Area
15.36 km² overlap
Gray Peak
IUCN IbWilderness Study Area
12.03 km² overlap
Easement
2.48 km² overlap
Gray Ranch
IUCN VTNC Preserve
1.32 km² overlap
Cowboy Spring
IUCN IbWilderness Study Area
0.70 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
3 687 distinct species · 118 895 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 33 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 Black Mountain Draw : 26 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 59 interactions GloBI sur 3 types (connectance 11.2%, 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°
14,6°C
Annual rain
335mm
Moisture idx (CMI)
-0,79
Runoff
16mm/an
PET
1 571mm
AET
282mm
Mean slope
2,5°
Water table
599cm
Forest
11%
Crops
1%
Urban
0%
Protected
9%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)