National Wildlife Refuge · usa
Becharof
- Area
- 4 718 km²
- IUCN cat.
- IV
- Year
- 1980
Overview
- Designation
- National Wildlife Refuge
- IUCN category
- IV · Aire d'habitats / espèces
Gestion active pour maintenir habitats / espèces particuliers
- Established
- 1980
- Managing authority
- U.S. Fish and Wildlife Service
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
498 distinct species · 20 760 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 36 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 Becharof : 22 espèces reliées par 99 interactions GloBI sur 3 types (connectance 14.9%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology15 basins · 50 lakes · 13 rivers
Hydrology metrics for this exact territory
Stream length here
363,4km
Lake surface here
38,55km²
Basins crossed
15
Max stream order
4
Max drainage
9 619km²
Discharge in basins
75,2m³/s
Mean precip.
651mm/an
Mean T°
1,4°C
Moisture idx
0,27
Max snow
46%
Mean runoff
431mm/an
Mean elev. (basins)
190m
Watersheds crossing here
- Bassin de King Salmon Riversub-area2 517,4 km²overlap1061.33 km²22%
- Bassin de Becharof Creeksub-area1 003,4 km²overlap790.08 km²17%
- Basin #12050sub-area1 020,3 km²overlap738.09 km²16%
- Bassin de Alagogshak Creeksub-area3 268 km²overlap665.51 km²14%
- Bassin de Kejulik Riversub-area949,1 km²overlap653.72 km²14%
- Bassin de Egegik Riversub-area1 055 km²overlap293.98 km²6%
- Bassin de Egegik Riversub-area207,8 km²overlap171.73 km²4%
- Basin #19130sub-area347,7 km²overlap164.42 km²3%
- Bassin de Kejulik Riversub-area137,4 km²overlap87.19 km²2%
6 more basinssorted by overlap
- Bassin de Egegik Riversub-area194,6 km²overlap55.12 km²1%
- Bassin de Ugashik Creeksub-area323,4 km²overlap24.10 km²1%
- Bassin de Naknek Riversub-area1 574,7 km²overlap7.63 km²0%
- Bassin de Brooks Riversub-area738,7 km²overlap2.75 km²0%
- Bassin de Moore Creeksub-area398,8 km²overlap2.39 km²0%
- Bassin de King Salmon Creeksub-area1 738,5 km²overlap0.14 km²0%
Lakes (50, top by area)
- Becharofarea1 166,4 km²avg depth55.6 m
- Lake #5294area17,7 km²avg depth2.2 m
- Ruth Lakearea3,6 km²avg depth13.4 m
- Lake #67979area2,2 km²avg depth2.2 m
- Lake #67195area1,9 km²avg depth3.3 m
- Lake #67320area1,8 km²avg depth1.7 m
- Lake #69581area1,6 km²avg depth3.7 m
- Lake #69465area1,5 km²avg depth0.9 m
- Lake #67455area1,4 km²avg depth2.5 m
41 more lakes
- Lake #69533area1,4 km²avg depth1.0 m
- Lake #69683area1,3 km²avg depth3.6 m
- Lake #68230area1,3 km²avg depth2.1 m
- Lake #68213area1 km²avg depth1.5 m
- Lake #69862area1 km²avg depth3.5 m
- Lake #69889area1 km²avg depth4.8 m
- Lac 706949area1 km²avg depth3.9 m
- Lac 713347area0,9 km²avg depth2.9 m
- Lac 722368area0,9 km²avg depth1.5 m
- Lac 709308area0,8 km²avg depth2.3 m
- Lac 713711area0,8 km²avg depth1.6 m
- Lac 713798area0,8 km²avg depth1.9 m
- Lac 708759area0,8 km²avg depth1.9 m
- Lac 704506area0,8 km²avg depth2.8 m
- Lac 714703area0,7 km²avg depth4.3 m
- Lac 713639area0,7 km²avg depth1.6 m
- Lac 714284area0,7 km²avg depth1.8 m
- Lac 705426area0,7 km²avg depth2.2 m
- Lac 703227area0,6 km²avg depth3.5 m
- Lac 711713area0,6 km²avg depth2.8 m
- Lac 701277area0,5 km²avg depth2.5 m
- Lac 713924area0,5 km²avg depth1.9 m
- Lac 722578area0,5 km²avg depth1.4 m
- Lac 722579area0,5 km²avg depth1.6 m
- Lac 732391area0,4 km²avg depth8.3 m
- Lac 709416area0,4 km²avg depth2.1 m
- Lac 720991area0,4 km²avg depth1.9 m
- Lac 722205area0,4 km²avg depth1.7 m
- Lac 723487area0,4 km²avg depth4.0 m
- Lac 719803area0,4 km²avg depth2.5 m
- Lac 722655area0,4 km²avg depth2.9 m
- Lac 708505area0,4 km²avg depth2.2 m
- Lac 723420area0,4 km²avg depth2.4 m
- Lac 723637area0,4 km²avg depth3.9 m
- Lac 702915area0,4 km²avg depth2.5 m
- Lac 723693area0,3 km²avg depth3.6 m
- Lac 717872area0,3 km²avg depth2.6 m
- Lac 713518area0,3 km²avg depth2.3 m
- Lac 722221area0,3 km²avg depth2.5 m
- Lac 704798area0,3 km²avg depth2.0 m
- Lac 702669area0,3 km²avg depth1.7 m
Rivers / streams (13, ord ≥ 4)
- King Salmon Riverord 4len here116.18 km63%total184 km
- Kejulik Riverord 3len here95.31 km63%total151 km
- Gertrude Creekord 2len here34.74 km100%total35 km
- Becharof Creekord 2len here33.65 km97%total35 km
- Albert Creekord 2len here17.07 km100%total17 km
- Katrine Creekord 2len here14.75 km100%total15 km
- Marie Creekord 1len here12.51 km100%total12 km
- North Creekord 1len here9.41 km99%total9 km
- Big Alinchak Creekord 2len here8.60 km100%total9 km
- Takayofo Creekord 4len here8.34 km14%total60 km
- Egegik Riverord 4len here7.23 km6%total125 km
- East Fork Kejulik Riverord 2len here5.47 km100%total5 km
1 more river segmentssorted by Strahler order + length
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Location
Fond cartographique : OpenFreeMap · © OpenStreetMap contributors · Géométrie : nos sources (GADM/HydroBASINS/HydroLAKES/HydroRIVERS/WDPA)
- Centroid
- 57.99862, -155.77922
- Open in maps
- OpenStreetMap → · Satellite →
Species observed (Phase 2)
Listing species observed within this protected area requires the GBIF v2 partition × WDPA spatial overlay matview. Computing infrastructure pending.