Ontologia

HydroBASINS lev08 watershed · #7080020170

Bassin · #7080020170

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 3 administrative regions across 2 countries : Kitimat-Stikine, Skagway-Yakutat-Angoon, Wrangell-Petersburg

Pfafstetter: 78390104

Sub-basin area

723,7km²

Upstream area

723,7km²

Discharge

45,94m³/s

Mean elev.

1 383m

Administrative coverage

3 dept-equivalent regions (GADM L2)

1 intersecting protected areas

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

Species present

13 distinct species · 15 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

15 obs · 2 cellules
Obs. / cellule
≥ 10
10–9
10–9
10–9
< 10

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Ecological tissue

Not enough documented interactions to build a meaningful graph for this territory.

Hydroclimate (BasinATLAS lev08)

Mean T°

-0,4°C

Annual rain

1 270mm

Moisture idx (CMI)

0,64

Runoff

1 873mm/an

PET

458mm

AET

435mm

Mean slope

15,5°

Water table

521cm

Forest

0%

Crops

0%

Urban

0%

Protected

67%

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