Borough · USA
Ketchikan Gateway
United States
Species observed
1 495
Observations
56 759
Area
3 300,6km²
Ecological tissue
Sample of 25 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 Ketchikan Gateway : 18 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) + 7 bulles famille, 26 interactions GloBI documentées sur 2 types (connectance 8.7%, filtre Serrano α=0.2). Les 7 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
1 495 distinct species · 56 759 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
5,0°C
Annual rain
4 447mm
Warmest m°
16,3°C
Coldest m°
-4,2°C
Elevation: 320 m on average (min -400 m, max 1 129 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Hydrology10 basins · 50 lakes · 45 rivers
Hydrology metrics for this exact territory
Stream length here
545,8km
Lake surface here
71,43km²
Basins crossed
10
Max stream order
3
Max drainage
1 191km²
Discharge in basins
157,4m³/s
Mean precip.
2 884mm/an
Mean T°
5,7°C
Moisture idx
0,81
Max snow
54%
Mean runoff
2 610mm/an
Mean elev. (basins)
313m
Watersheds crossing here
- Bassin de Fish Creeksub-area1 190,5 km²overlap1135.95 km²34%
- Bassin de White Riversub-area720,9 km²overlap673.38 km²20%
- Bassin de Traitors Creeksub-area417,1 km²overlap386.02 km²12%
- Bassin de Cow Creeksub-area343,4 km²overlap327.04 km²10%
- Bassin de Bostwick Creeksub-area936,4 km²overlap261.68 km²8%
- Bassin de Orchard Creeksub-area155,5 km²overlap156.16 km²5%
- Bassin de Naha Riversub-area134,4 km²overlap134.82 km²4%
- Bassin de Carroll Creeksub-area114 km²overlap114.37 km²3%
- Basin #58130sub-area110,9 km²overlap110.98 km²3%
1 more basinssorted by overlap
Lakes (50, top by area)
- Ella Lakearea7,2 km²avg depth35.0 m
- Lake Gracearea6,5 km²avg depth34.0 m
- Manzanita Lakearea6,3 km²avg depth40.7 m
- Swan Lakearea5,6 km²avg depth27.6 m
- Mirror Lakearea4,7 km²avg depth39.9 m
- Orchard Lakearea4,1 km²avg depth30.6 m
- Lake #77107area3,5 km²avg depth22.1 m
- Lower Ketchikan Lakearea2,3 km²avg depth7.2 m
- Patching Lakearea2,1 km²avg depth23.2 m
41 more lakes
- Heckman Lakearea1,6 km²avg depth16.8 m
- Mesa Lakearea1,6 km²avg depth9.4 m
- Gokachin Lakesarea1,5 km²avg depth10.4 m
- Big Lakearea1,4 km²avg depth12.6 m
- Connell Lakearea1,1 km²avg depth12.1 m
- Lac 795848area1 km²avg depth7.9 m
- Lac 796831area0,9 km²avg depth53.2 m
- Lac 793508area0,8 km²avg depth7.6 m
- Lac 789250area0,8 km²avg depth10.3 m
- Lac 791533area0,8 km²avg depth8.9 m
- Lac 795896area0,8 km²avg depth10.3 m
- Lac 783382area0,8 km²avg depth10.5 m
- Lac 780831area0,8 km²avg depth11.6 m
- Lac 792050area0,8 km²avg depth7.8 m
- Lac 795032area0,7 km²avg depth10.4 m
- Lac 790065area0,7 km²avg depth11.2 m
- Lac 790227area0,7 km²avg depth8.4 m
- Lac 801632area0,7 km²avg depth8.7 m
- Lac 780292area0,7 km²avg depth10.8 m
- Lac 792727area0,6 km²avg depth7.3 m
- Lac 795480area0,6 km²avg depth11.1 m
- Lac 792257area0,6 km²avg depth7.3 m
- Lac 784762area0,6 km²avg depth9.6 m
- Lac 788302area0,6 km²avg depth10.7 m
- Lac 794578area0,6 km²avg depth9.8 m
- Lac 798304area0,6 km²avg depth11.8 m
- Lac 787422area0,6 km²avg depth9.2 m
- Lac 789968area0,5 km²avg depth7.8 m
- Lac 784136area0,5 km²avg depth10.1 m
- Lac 791416area0,5 km²avg depth11.3 m
- Lac 790489area0,5 km²avg depth11.5 m
- Lac 791251area0,4 km²avg depth9.1 m
- Lac 788487area0,4 km²avg depth11.0 m
- Lac 789375area0,4 km²avg depth9.9 m
- Lac 792209area0,4 km²avg depth8.9 m
- Lac 791430area0,4 km²avg depth10.8 m
- Lac 800838area0,4 km²avg depth8.2 m
- Lac 788557area0,4 km²avg depth10.8 m
- Lac 795175area0,4 km²avg depth10.5 m
- Lac 781402area0,3 km²avg depth7.0 m
- Lac 785839area0,3 km²avg depth10.5 m
Rivers / streams (45, ord ≥ 4)
- Orchard Creekord 3len here56.40 km100%total56 km
- Naha Riverord 3len here43.26 km100%total43 km
- Fish Creekord 3len here34.73 km100%total35 km
- Carroll Creekord 3len here28.36 km98%total29 km
- Grace Creekord 3len here23.13 km100%total23 km
- Traitors Creekord 2len here22.31 km100%total22 km
- Falls Creekord 3len here21.01 km100%total21 km
- Gokachin Creekord 3len here19.39 km100%total19 km
- Manzanita Creekord 3len here19.31 km100%total19 km
- Cow Creekord 3len here18.80 km100%total19 km
- White Riverord 2len here18.62 km99%total19 km
- Margaret Creekord 3len here18.24 km97%total19 km
33 more river segmentssorted by Strahler order + length
- Ella Creekord 3len here16.40 km100%total16 km
- Ketchikan Creekord 2len here16.05 km100%total16 km
- Bostwick Creekord 3len here14.31 km99%total14 km
- Marble Creekord 2len here13.97 km100%total14 km
- Ward Creekord 3len here12.25 km100%total12 km
- Neets Creekord 2len here11.76 km99%total12 km
- Sea Level Creekord 2len here10.80 km100%total11 km
- Calamity Creekord 2len here9.56 km99%total10 km
- Licking Creekord 2len here8.62 km100%total9 km
- Klam Creekord 2len here8.40 km94%total9 km
- Lunch Creekord 2len here7.38 km100%total7 km
- Beaver Falls Creekord 2len here7.34 km100%total7 km
- Klu Creekord 2len here7.33 km83%total9 km
- Whipple Creekord 1len here6.96 km100%total7 km
- Leask Creekord 2len here6.37 km101%total6 km
- Second Waterfall Creekord 1len here6.31 km100%total6 km
- Wolf Creekord 1len here5.90 km100%total6 km
- Whitman Creekord 1len here5.25 km100%total5 km
- First Waterfall Creekord 1len here5.16 km100%total5 km
- Gunsight Creekord 1len here5.13 km99%total5 km
- Perseverance Creekord 2len here4.92 km100%total5 km
- Vallenar Creekord 1len here4.26 km94%total5 km
- Wolf Creekord 1len here3.98 km100%total4 km
- Emma Creekord 1len here3.82 km100%total4 km
- Fromholz Creekord 3len here3.74 km100%total4 km
- North Fork Manzanita Creekord 3len here3.12 km99%total3 km
- Beaver Creekord 1len here3.02 km100%total3 km
- Carlanna Creekord 1len here2.66 km100%total3 km
- Vallenar Creekord 1len here2.46 km100%total2 km
- Leask Creekord 1len here2.26 km90%total3 km
- Government Creekord 1len here1.46 km100%total1 km
- Government Creekord 1len here0.80 km100%total1 km
- Signal Creekord 1len here0.40 km99%total0 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10