HydroBASINS lev08 watershed · #7080570470

Bassin de North Fork Gunnison River

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 : Delta, Gunnison, Mesa, Pitkin

Pfafstetter: 77280440

Sub-basin area

2 507,4km²

Upstream area

2 507,7km²

Discharge

12,41m³/s

Mean elev.

2 534m

Administrative coverage

Hydrographic chain

▼ Drains into

Bassin de Tongue Creek1002 km²

▲ Receives from 0 basins

Source / headwater (no upstream basin)

4 dept-equivalent regions (GADM L2)

Gunnison
Colorado · United States
1361.9 km²
54.3% of basin
Delta
Colorado · United States
1127.2 km²
44.9% of basin
Mesa
Colorado · United States
17.9 km²
0.7% of basin
Pitkin
Colorado · United States
2.4 km²
0.1% of basin

30 intersecting protected areas

West Elk
IUCN Ib
Wilderness
256.12 km² overlap
Raggeds
IUCN Ib
Wilderness
174.94 km² overlap
Hughes (Oak Mesa)
IUCN Not Assigned
Conservation Easement
17.51 km² overlap
Paonia
IUCN V
State Wildlife Area
10.68 km² overlap
Gray Ranch A&R
IUCN Not Assigned
Conservation Easement
4.34 km² overlap
Roatcap Cattle Co. (O'Brien)
IUCN Not Assigned
Conservation Easement
2.60 km² overlap
Gunnison Gorge
IUCN V
National Conservation Area
1.79 km² overlap
Stengel SHA
IUCN Not Assigned
Conservation Easement
1.59 km² overlap
Hall (Wolf Park)
IUCN Not Assigned
Park
1.44 km² overlap

21 more protected areassorted by overlap area

Sanchez Ranch A&R
IUCN Not Assigned
Conservation Easement
1.31 km² overlap
Bar K Ranch (2015)
IUCN Not Assigned
Conservation Easement
1.20 km² overlap
Bar K Ranch 2011
IUCN Not Assigned
Conservation Easement
1.13 km² overlap
Hotchkiss Ranch (2014)
IUCN Not Assigned
Conservation Easement
1.13 km² overlap
Faletti Parcel
IUCN Not Assigned
Conservation Easement
0.80 km² overlap
Kingfisher Trust
IUCN Not Assigned
Conservation Easement
0.67 km² overlap
Doig
IUCN Not Assigned
Conservation Easement
0.64 km² overlap
Wood, M.
IUCN Not Assigned
Conservation Easement
0.58 km² overlap
Bar K Ranch West Parcel
IUCN Not Assigned
Conservation Easement
0.49 km² overlap
Barney & Co. LLC (Sievers)
IUCN Not Assigned
Conservation Easement
0.48 km² overlap
Allwood
IUCN Not Assigned
Conservation Easement
0.37 km² overlap
Cathcart
IUCN Not Assigned
Conservation Easement
0.35 km² overlap
McCarney
IUCN Not Assigned
Conservation Easement
0.33 km² overlap
Sunshine Farms, LLC (Gerd)
IUCN Not Assigned
Conservation Easement
0.33 km² overlap
Maki Parcel
IUCN Not Assigned
Conservation Easement
0.32 km² overlap
Colorado Open Lands Easement # 622767
IUCN Not Assigned
Easement
0.20 km² overlap
Jardon A&R
IUCN Not Assigned
Conservation Easement
0.18 km² overlap
Smith, M.
IUCN Not Assigned
Conservation Easement
0.16 km² overlap
Campbell, Behrensmeyer
IUCN Not Assigned
Conservation Easement
0.16 km² overlap
Hall, Richard
IUCN Not Assigned
Conservation Easement
0.16 km² overlap
Parks, K.
IUCN Not Assigned
Conservation Easement
0.15 km² overlap

Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.

Species present

2 232 distinct species · 65 404 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 38 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).

RègnesAnimalPlanteChampignonBacterie

RelationsPredationParasitismeSymbiosePollinisation

StatutEn dangerVulnérableProtégéeEndémique

RègnesAnimalPlanteChampignonBacterie

RelationsPredationParasitismeSymbiosePollinisation

StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Bassin de North Fork Gunnison River : 29 espèces reliées par 86 interactions GloBI sur 5 types (connectance 12.2%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées

Interactions affichées

Connectance

0.122

Patrimoniales

Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Hydroclimate (BasinATLAS lev08)

Mean T°

3,6°C

Annual rain

441mm

Moisture idx (CMI)

-0,52

Runoff

160mm/an

PET

981mm

AET

375mm

Mean slope

12,0°

Water table

455cm

Forest

88%

Crops

Urban

Protected

18%

HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)