HydroBASINS lev08 watershed · #8080001450
Bassin de Wosnesenski 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 2 administrative regions : Kenai Peninsula, Kodiak Island
Sub-basin area
4 983,1km²
Upstream area
4 983,1km²
Discharge
9,23m³/s
Mean elev.
498m
Administrative coverage
2 dept-equivalent regions (GADM L2)
- 4604.2 km²91.9% of basin
- 43.3 km²0.9% of basin
12 intersecting protected areas
Kenai Fjords
IUCN IINational Park
1643.24 km² overlap
Kachemak Bay State
IUCN VWilderness Park
628.61 km² overlap
Marine Protected Area
622.73 km² overlap
Kenai
IUCN IVNational Wildlife Refuge
503.32 km² overlap
Andrew Simons
IUCN IbWilderness Area
503.32 km² overlap
Kachemak Bay
IUCN VState Park
357.97 km² overlap
Marine Protected Area
88.86 km² overlap
Alaska Maritime
IUCN IVNational Wildlife Refuge
88.84 km² overlap
Kachemak Bay
IUCN VCritical Habitat Area
33.40 km² overlap
3 more protected areassorted by overlap area
Marine Protected Area
11.79 km² overlap
Marine Protected Area
11.79 km² overlap
Fox River Flats
IUCN VCritical Habitat Area
6.33 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 067 distinct species · 44 535 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 40 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 Wosnesenski River : 33 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 47 interactions GloBI sur 3 types (connectance 5.5%, filtre Serrano α=0.2). 9 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°
1,6°C
Annual rain
913mm
Moisture idx (CMI)
0,51
Runoff
1 007mm/an
PET
436mm
AET
382mm
Mean slope
17,7°
Water table
733cm
Forest
23%
Crops
0%
Urban
0%
Protected
72%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)