HydroBASINS lev08 watershed · #7080021410
Bassin de Sea Otter 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 2 administrative regions across 2 countries : Skagway-Yakutat-Angoon, Stikine
Sub-basin area
198,9km²
Upstream area
198,9km²
Discharge
15,59m³/s
Mean elev.
1 765m
Administrative coverage
2 dept-equivalent regions (GADM L2)
- 179.0 km²89.5% of basin
- 21.0 km²10.5% of basin
5 intersecting protected areas
Kluane / Wrangell-St Elias / Glacier Bay / Tatshenshini-Alsek
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
199.96 km² overlap
Marine Protected Area
178.95 km² overlap
Glacier Bay
IUCN IINational Park
178.95 km² overlap
Glacier Bay
IUCN IbWilderness Area
178.93 km² overlap
TATSHENSHINI-ALSEK PARK
IUCN IbA - Park
21.04 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
4 distinct species · 4 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Not enough documented interactions to build a meaningful graph for this territory.
Hydroclimate (BasinATLAS lev08)
Mean T°
-3,5°C
Annual rain
1 574mm
Moisture idx (CMI)
0,77
Runoff
2 228mm/an
PET
361mm
AET
358mm
Mean slope
18,8°
Water table
483cm
Forest
5%
Crops
0%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)