Wilderness Area · usa
Stephen Mather
- Area
- 2 594 km²
- IUCN cat.
- Ib
- Year
- 1988
Overview
- Designation
- Wilderness Area
- IUCN category
- Ib · Zone de nature sauvage
Aire protégée pour la wilderness, faible accès humain
- Established
- 1988
- Managing authority
- National Park Service
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
1 563 distinct species · 28 687 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 Stephen Mather : 28 espèces reliées par 98 interactions GloBI sur 4 types (connectance 12.6%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology9 basins · 12 lakes · 100 rivers
Hydrology metrics for this exact territory
Stream length here
664,8km
Lake surface here
2,83km²
Basins crossed
9
Max stream order
4
Max drainage
3 567km²
Discharge in basins
148,1m³/s
Mean precip.
1 248mm/an
Mean T°
3,9°C
Moisture idx
0,38
Max snow
46%
Mean runoff
1 079mm/an
Mean elev. (basins)
1 242m
Watersheds crossing here
- Bassin de Skagit Riversub-area973,3 km²overlap779.24 km²30%
- Bassin de Skagit Riversub-area2 024,7 km²overlap560.43 km²22%
- Bassin de Stehekin Riversub-area2 411,3 km²overlap521.70 km²20%
- Bassin de Chilliwack Riversub-area1 614,2 km²overlap248.80 km²10%
- Bassin de Baker Riversub-area750,7 km²overlap234.52 km²9%
- Bassin de Granite Creeksub-area568,8 km²overlap116.32 km²4%
- Bassin de Kindy Creeksub-area478,6 km²overlap102.63 km²4%
- Bassin de Nooksack Riversub-area2 155 km²overlap28.27 km²1%
- Bassin de Twisp Riversub-area632,6 km²overlap1.76 km²0%
Lakes (12, top by area)
- Lake Chelanarea127,7 km²avg depth6.5 m
- Ross Lakearea35 km²avg depth51.2 m
- Lac 983916area0,5 km²avg depth10.7 m
- Lac 992776area0,4 km²avg depth9.6 m
- Lac 988550area0,4 km²avg depth9.9 m
- Lac 987644area0,3 km²avg depth13.0 m
- Lac 983752area0,3 km²avg depth10.0 m
- Lac 984499area0,2 km²avg depth8.5 m
- Lac 990978area0,2 km²avg depth10.1 m
Rivers / streams (100, ord ≥ 4)
- Little Beaver Creekord 2len here35.49 km97%total37 km
- Chilliwack Riverord 4len here31.74 km40%total80 km
- Thunder Creekord 3len here27.58 km60%total46 km
- Pathner Creekord 3len here26.94 km81%total33 km
- Goodell Creekord 5len here16.46 km91%total18 km
- McAllister Creekord 2len here15.63 km100%total16 km
- Fisher Creekord 2len here15.25 km100%total15 km
- Bridge Creekord 4len here15.21 km14%total110 km
- Newhalem Creekord 2len here14.33 km100%total14 km
- McMillan Creekord 2len here14.16 km100%total14 km
- Baker Riverord 4len here13.56 km27%total51 km
- East Forkord 2len here12.04 km88%total14 km
88 more river segmentssorted by Strahler order + length
- Bacon Creekord 3len here11.88 km50%total24 km
- Lightning Creekord 4len here10.76 km40%total27 km
- Grizzly Creekord 3len here10.58 km20%total52 km
- Silver Creekord 4len here10.55 km65%total16 km
- Arctic Creekord 2len here10.54 km92%total11 km
- Pass Creekord 2len here9.98 km100%total10 km
- Big Beaver Creekord 3len here9.79 km45%total22 km
- Park Creekord 3len here9.54 km16%total60 km
- Depot Creekord 2len here9.46 km54%total18 km
- Boulder Creekord 3len here9.39 km4%total228 km
- Indian Creekord 3len here9.39 km100%total9 km
- Crescent Creekord 1len here8.81 km100%total9 km
- Bald Eagle Creekord 2len here8.79 km100%total9 km
- Flat Creekord 7len here8.77 km6%total137 km
- Stetattle Creekord 2len here7.59 km100%total8 km
- Stehekin Riverord 4len here7.59 km23%total34 km
- McAlester Creekord 2len here7.52 km100%total8 km
- Klawatti Creekord 1len here7.45 km100%total7 km
- South Fork Bridge Creekord 2len here7.35 km100%total7 km
- Luna Creekord 1len here7.31 km100%total7 km
- Brush Creekord 1len here6.38 km100%total6 km
- Sulphide Creekord 2len here6.29 km100%total6 km
- Ladder Creekord 1len here6.16 km93%total7 km
- Crystal Creekord 3len here6.07 km56%total11 km
- No Name Creekord 4len here5.85 km57%total10 km
- Silesia Creekord 3len here5.53 km22%total26 km
- Little Chilliwack Riverord 1len here5.49 km56%total10 km
- East Fork Newhalen Creekord 1len here5.39 km100%total5 km
- Camp Dayo Creekord 2len here5.38 km95%total6 km
- Marble Creekord 2len here5.19 km71%total7 km
- Skagit Riverord 6len here5.15 km2%total275 km
- Hozomeen Creekord 4len here5.08 km55%total9 km
- North Fork Nooksack Riverord 4len here5.04 km9%total58 km
- Redoubt Creekord 1len here5.04 km100%total5 km
- Picket Creekord 2len here4.95 km100%total5 km
- Haystack Creekord 2len here4.88 km100%total5 km
- Skagit Queen Creekord 1len here4.82 km100%total5 km
- Neve Creekord 1len here4.71 km100%total5 km
- Roush Creekord 2len here4.68 km99%total5 km
- Lonesome Creekord 1len here4.59 km100%total5 km
- Triumph Creekord 1len here4.51 km100%total5 km
- Bench Creekord 1len here4.45 km51%total9 km
- Fourmile Creekord 4len here4.33 km6%total67 km
- Frisco Creekord 3len here4.25 km100%total4 km
- Maple Creekord 3len here4.05 km25%total16 km
- Skymo Creekord 1len here3.99 km80%total5 km
- Rainbow Creekord 3len here3.98 km17%total24 km
- Jay Creekord 1len here3.96 km100%total4 km
- Little Fork Little Chilliwack Riverord 1len here3.89 km100%total4 km
- Pierce Creekord 1len here3.84 km87%total4 km
- West Fork Thunder Creekord 2len here3.70 km100%total4 km
- Hidden Creekord 3len here3.67 km45%total8 km
- Sturm Creekord 3len here3.64 km100%total4 km
- Noisy Creekord 3len here3.63 km29%total12 km
- Blum Creekord 1len here3.51 km91%total4 km
- Damnation Creekord 1len here3.48 km76%total5 km
- Basin Creekord 6len here3.46 km4%total92 km
- Hidden Lake Creekord 1len here3.27 km100%total3 km
- Access Creekord 1len here3.20 km100%total3 km
- South Fork Flat Creekord 1len here3.19 km89%total4 km
- Castle Creekord 3len here3.18 km12%total28 km
- Gabriel Creekord 1len here3.05 km100%total3 km
- Mineral Creekord 1len here3.02 km100%total3 km
- North Fork Cascade Riverord 3len here2.97 km38%total8 km
- Thornton Creekord 1len here2.87 km65%total4 km
- Terror Creekord 1len here2.71 km100%total3 km
- Theis Creekord 3len here2.46 km81%total3 km
- Berry Creekord 3len here2.35 km7%total33 km
- Alma Creekord 1len here2.34 km32%total7 km
- Cottonwood Creekord 8len here2.32 km1%total436 km
- Scramble Creekord 1len here2.32 km100%total2 km
- Cabin Creekord 4len here2.27 km3%total87 km
- Logan Creekord 1len here2.18 km58%total4 km
- Colonial Creekord 1len here2.15 km67%total3 km
- Thritynine Mile Creekord 1len here2.12 km83%total3 km
- Devil's Creekord 5len here2.11 km9%total22 km
- Deadman Creekord 4len here1.95 km2%total108 km
- Shuksan Creekord 3len here1.87 km24%total8 km
- Dry Creekord 1len here1.83 km37%total5 km
- Purple Creekord 1len here1.82 km61%total3 km
- May Creekord 1len here1.76 km36%total5 km
- Agnes Creekord 3len here1.75 km20%total9 km
- Butte Creekord 4len here1.70 km1%total144 km
- North Fork Rainbow Creekord 1len here1.64 km100%total2 km
- Boston Creekord 1len here1.60 km98%total2 km
- Fisher Creekord 2len here1.48 km4%total37 km
- Ensawkwatch Creekord 1len here1.45 km27%total5 km
- Gorge Creekord 1len here1.41 km73%total2 km
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
- 48.80683, -121.40397
- 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.