Old Growth Management Areas (Mapped Legal)
IUCN Not ApplicableOld Growth Management Areas (Mapped Legal) · 2019
14 403 km²
Commune · CAN
Bulkley-Nechako E
Canada
DfcCold, no dry season, cold summer(78 %)
Species observed
1 237
Observations
10 533
Area
17 725,4km²
Ecological tissue
Sample of 38 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).
RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique
Indicateurs du tissu écologique
Tissu écologique de Bulkley-Nechako E : 22 espèces reliées par 137 interactions GloBI sur 4 types (connectance 18.5%, filtre Serrano α=0.2). 17 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
39
Interactions affichées
137
Connectance
0.185
Patrimoniales
0
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
1 237 distinct species · 10 533 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
2,2°C
Annual rain
1 010mm
Warmest m°
17,9°C
Coldest m°
-11,8°C
Elevation: 1 084 m on average (min 694 m, max 2 228 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
2,2°C
Annual rain
1 010mm
Warmest month
17,9°C
Coldest month
-11,8°C
Mean alt.
1 084m
Min
694m
Max
2 228m
Std. dev.
235m
Köppen-Geiger (dominant)
DfcCold, no dry season, cold summer(78 %)Cold
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Hydrology38 basins · 50 lakes · 78 rivers
Hydrology metrics for this exact territory
Stream length here
1 507,1km
Lake surface here
1 596,11km²
Basins crossed
38
Max stream order
5
Max drainage
14 046km²
Discharge in basins
644,5m³/s
Mean precip.
642mm/an
Mean T°
1,8°C
Moisture idx
-0,01
Max snow
64%
Mean runoff
392mm/an
Mean elev. (basins)
1 092m
Watersheds crossing here
- Bassin de Chelaslie Riversub-area1 720,9 km²overlap1728.10 km²10%
- Bassin de Fawnie Creeksub-area1 862 km²overlap1651.63 km²9%
- Bassin de MacIvor Creeksub-area1 662,8 km²overlap1644.84 km²9%
- Bassin de Nadina Riversub-area1 307,2 km²overlap1293.18 km²7%
- Bassin de Coles Creeksub-area1 217,1 km²overlap1219.95 km²7%
- Bassin de Tetachuck Riversub-area1 065,6 km²overlap1070.05 km²6%
- Bassin de Allin Creeksub-area985,1 km²overlap966.43 km²5%
- Bassin de Cheslatta Riversub-area1 349,1 km²overlap927.92 km²5%
- Bassin de St. Thomas Riversub-area850,7 km²overlap845.72 km²5%
29 more basinssorted by overlap
- Bassin de Bottleneck Creeksub-area1 557,3 km²overlap810.22 km²5%
- Bassin de Takysie Creeksub-area619,5 km²overlap613.35 km²3%
- Bassin de Capoose Creeksub-area604,7 km²overlap583.06 km²3%
- Bassin de Sibola Creeksub-area478,4 km²overlap480.41 km²3%
- Bassin de Bone Creeksub-area479,8 km²overlap476.05 km²3%
- Basin #94940sub-area449,5 km²overlap451.41 km²3%
- Bassin de Endako Riversub-area1 864,3 km²overlap352.52 km²2%
- Bassin de Parrott Creeksub-area382,6 km²overlap310.10 km²2%
- Bassin de Andrews Creeksub-area303,2 km²overlap304.46 km²2%
- Bassin de Whiting Creeksub-area294,6 km²overlap293.11 km²2%
- Bassin de Laventie Creeksub-area286,6 km²overlap282.44 km²2%
- Bassin de Kasalka Creeksub-area232,7 km²overlap231.07 km²1%
- Bassin de Sweetnam Creeksub-area343,7 km²overlap201.98 km²1%
- Bassin de West Road (Blackwater) Riversub-area2 066,6 km²overlap182.57 km²1%
- Basin #83910sub-area138,5 km²overlap139.06 km²1%
- Basin #90310sub-area115,6 km²overlap116.08 km²1%
- Basin #89390sub-area259 km²overlap113.77 km²1%
- Bassin de Nechako Riversub-area326,2 km²overlap100.30 km²1%
- Basin #81170sub-area91,3 km²overlap91.68 km²1%
- Bassin de Chedakuz Creeksub-area946,7 km²overlap78.97 km²0%
- Bassin de Nithi Riversub-area355,1 km²overlap58.99 km²0%
- Bassin de Kermano Riversub-area1 304,7 km²overlap28.41 km²0%
- Basin #90200sub-area24 km²overlap20.68 km²0%
- Bassin de Buck Creeksub-area2 407,3 km²overlap17.82 km²0%
- Bassin de Nanika Riversub-area1 993,3 km²overlap13.42 km²0%
- Bassin de Salahagen Creeksub-area1 069,3 km²overlap10.81 km²0%
- Bassin de Morice Riversub-area1 359,1 km²overlap8.30 km²0%
- Bassin de Gamsby Riversub-area724,7 km²overlap4.14 km²0%
- Bassin de Dean Riversub-area1 100,3 km²overlap2.37 km²0%
Lakes (50, top by area)
- Nechako Reservoirarea839,1 km²avg depth28.4 m
- François Lakearea253 km²avg depth76.7 m
- Eutsukarea250,3 km²avg depth67.4 m
- Tetachuck Lakearea54,6 km²avg depth30.1 m
- Cheslatta Lakearea41,1 km²avg depth48.3 m
- Tchesinkut Lakearea35,7 km²avg depth26.3 m
- Tesla Lakearea17,2 km²avg depth29.9 m
- Troitsa Lakearea16,2 km²avg depth36.7 m
- Uncha Lakearea13,6 km²avg depth16.2 m
41 more lakes
- Pondosy Lakearea11,2 km²avg depth29.8 m
- Tagetochlain Lakearea10,7 km²avg depth26.3 m
- Glatheli Lakearea10,6 km²avg depth20.5 m
- Nadina Lakearea9,2 km²avg depth15.4 m
- Binta Lakearea8,4 km²avg depth15.0 m
- Blanchet Lakearea7,8 km²avg depth9.0 m
- Qualcho Lakearea7,6 km²avg depth16.1 m
- Fenton Lakearea7,3 km²avg depth12.9 m
- Surel Lakearea6,7 km²avg depth18.6 m
- Chief Louis Lakearea6,4 km²avg depth8.8 m
- Entiako Lakearea6,4 km²avg depth14.6 m
- Coles Lakearea6,1 km²avg depth19.2 m
- Oppy Lakearea6,1 km²avg depth13.4 m
- Nahlouza Lakearea6,1 km²avg depth5.6 m
- Johnny Lakearea5,9 km²avg depth14.7 m
- Moose Lakearea5,8 km²avg depth12.4 m
- Knapp Lakearea5,7 km²avg depth14.0 m
- Lindquist Lakearea5,4 km²avg depth28.2 m
- Nutli Lakearea5,2 km²avg depth3.8 m
- Newcombe Lakearea5,2 km²avg depth6.7 m
- Takysie Lakearea5,1 km²avg depth11.2 m
- Wahla Lakearea5,1 km²avg depth22.5 m
- Natuza Lakearea4,6 km²avg depth9.3 m
- Skins Lakearea4,6 km²avg depth11.6 m
- Ghitezli Lakearea4,6 km²avg depth11.6 m
- Ootsanee Lakearea4,1 km²avg depth12.7 m
- St. Thomas Lakearea4,1 km²avg depth13.7 m
- Parrott Lakesarea3,7 km²avg depth12.8 m
- Captain Harry Lakearea3,3 km²avg depth10.1 m
- Parrott Lakesarea3,2 km²avg depth9.8 m
- Tahuntesko Lakearea3,1 km²avg depth5.4 m
- Cow Lakearea2,9 km²avg depth7.2 m
- Seel Lakearea2,8 km²avg depth23.4 m
- Sweeney Lakearea2,8 km²avg depth16.7 m
- Tsichgass Lakearea2,6 km²avg depth9.2 m
- Uduk Lakearea2,6 km²avg depth9.2 m
- Kenney Lakearea2,5 km²avg depth17.9 m
- Olaf Lakearea2,4 km²avg depth15.4 m
- Naglico Lakearea2,3 km²avg depth4.1 m
- Sather Lakearea2,3 km²avg depth11.7 m
- Twinkle Lakearea2,2 km²avg depth4.3 m
Rivers / streams (78, ord ≥ 4)
- Cheslatta Riverord 4len here118.58 km84%total141 km
- Chelaslie Riverord 4len here117.39 km100%total117 km
- Tetachuck Riverord 5len here82.24 km100%total82 km
- Capoose Creekord 3len here56.65 km100%total57 km
- Fawnie Creekord 3len here55.48 km100%total55 km
- St. Thomas Riverord 3len here54.05 km100%total54 km
- Entiako Riverord 3len here44.96 km86%total53 km
- Nadina Riverord 4len here41.97 km100%total42 km
- Van Tine Creekord 3len here39.51 km100%total39 km
- Parrott Creekord 3len here37.36 km81%total46 km
- Coles Creekord 3len here36.97 km100%total37 km
- Detna Creekord 2len here35.70 km100%total36 km
66 more river segmentssorted by Strahler order + length
- Tchesinkut Creekord 3len here35.50 km100%total35 km
- Natuza Creekord 2len here33.06 km100%total33 km
- Allin Creekord 2len here29.13 km100%total29 km
- Qualcho Creekord 4len here28.01 km84%total33 km
- Andrews Creekord 2len here27.79 km100%total28 km
- Kasalka Creekord 3len here27.32 km100%total27 km
- Whiting Creekord 3len here25.81 km100%total26 km
- Troitsa Creekord 2len here24.33 km100%total24 km
- Michel Creekord 4len here22.95 km100%total23 km
- Blanchet Riverord 3len here22.94 km100%total23 km
- Takysie Creekord 3len here21.70 km100%total22 km
- Peter Aleck Creekord 1len here21.15 km100%total21 km
- Mathews Creekord 3len here21.06 km74%total28 km
- Bone Creekord 3len here20.63 km27%total76 km
- Laventie Creekord 3len here20.30 km100%total20 km
- Sibola Creekord 3len here20.20 km100%total20 km
- Poplar Creekord 1len here18.00 km100%total18 km
- MacIvor Creekord 1len here17.20 km100%total17 km
- South Creekord 3len here16.88 km56%total30 km
- Small Trout Creekord 2len here15.38 km100%total15 km
- Wynkes Creekord 2len here15.09 km100%total15 km
- Tatalrose Creekord 2len here14.95 km93%total16 km
- Rhine Creekord 4len here14.41 km100%total14 km
- Unchietlatord 2len here14.36 km100%total14 km
- Henkel Creekord 1len here13.87 km100%total14 km
- Tagetochlain Creekord 3len here12.94 km100%total13 km
- Chikamin Creekord 2len here12.64 km100%total13 km
- Chezko Riverord 3len here12.34 km89%total14 km
- Tlutlias Creekord 1len here10.71 km100%total11 km
- Oppy Creekord 2len here10.42 km100%total10 km
- Belzile Creekord 1len here10.21 km100%total10 km
- Aslin Creekord 2len here9.78 km100%total10 km
- Ramsay Creekord 1len here9.71 km100%total10 km
- Nahlouza Creekord 3len here9.42 km92%total10 km
- Cummins Creekord 1len here9.14 km100%total9 km
- Arthusa Creekord 1len here8.87 km100%total9 km
- Shelford Creekord 1len here8.74 km100%total9 km
- Hawley Creekord 2len here8.07 km100%total8 km
- McCuish Creekord 2len here7.63 km100%total8 km
- Wells Creekord 1len here7.57 km100%total8 km
- Uncha Creekord 3len here7.20 km100%total7 km
- West Road (Blackwater) Riverord 5len here7.20 km2%total436 km
- Tesla Creekord 2len here7.14 km92%total8 km
- Knapp Creekord 3len here5.89 km31%total19 km
- Nadina Spawning Channelord 3len here5.71 km100%total6 km
- Beach Creekord 1len here5.48 km100%total5 km
- Nithi Riverord 2len here4.85 km9%total55 km
- Snodgrass Creekord 1len here4.53 km100%total5 km
- Dog Creekord 7len here4.33 km3%total124 km
- Eastern Creekord 1len here4.27 km100%total4 km
- Tatalaska Creekord 1len here3.65 km100%total4 km
- Peace Creekord 1len here3.62 km100%total4 km
- Ramsey Creekord 1len here3.37 km75%total4 km
- Totem Pole Creekord 1len here3.31 km100%total3 km
- Campbell Creekord 3len here3.31 km9%total37 km
- Kivi Creekord 1len here3.28 km100%total3 km
- Sandifer Creekord 1len here2.77 km100%total3 km
- Van Lear Creekord 1len here2.15 km100%total2 km
- Cordella Creekord 1len here2.15 km100%total2 km
- Baker Creekord 4len here2.09 km2%total115 km
- Comb Creekord 1len here2.09 km100%total2 km
- Riddeck Creekord 1len here1.88 km43%total4 km
- Endako Riverord 4len here1.84 km1%total154 km
- Isaac Creekord 2len here1.51 km63%total2 km
- Moxley Creekord 3len here1.27 km4%total31 km
- South Seekwyakin Creekord 3len here1.17 km3%total34 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Protected areas12
IUCN II · 6IUCN Not Reported · 2IUCN Not Applicable · 1IUCN Ib · 1IUCN III · 1IUCN IV · 1🌊 Marine · 2
TWEEDSMUIR PARK
IUCN IIA - Park · 1938
9 878 km²
HUCHSDUWACHSDU NUYEM JEES/KITLOPE HERITAGE CONSERVANCY
IUCN IbConservancy · 1996
3 220 km²
ENTIAKO PARK
IUCN IIA - Park · 1999
1 260 km²
NENEIKEKH/NANIKA-KIDPRICE PARK
IUCN IIA - Park · 2008
170 km²
UNCHA MOUNTAIN RED HILLS PARK
IUCN IIA - Park · 2001
94 km²
Complete list12 protected areas
- Old Growth Management Areas (Mapped Legal)Old Growth Management Areas (Mapped Legal)IUCN Not Applicable201914 403 km²
- TWEEDSMUIR PARKA - ParkIUCN II19389 878 km²
- HUCHSDUWACHSDU NUYEM JEES/KITLOPE HERITAGE CONSERVANCYConservancyIUCN Ib19963 220 km²
- ENTIAKO PARKA - ParkIUCN II19991 260 km²
- NENEIKEKH/NANIKA-KIDPRICE PARKA - ParkIUCN II2008170 km²
- UNCHA MOUNTAIN RED HILLS PARKA - ParkIUCN II200194 km²
- FRANCOIS LAKE PARKA - ParkIUCN II199972 km²
- NADINA MOUNTAIN PARKA - ParkIUCN III200828 km²
- LITTLE ANDREWS BAY MARINE PARKA - ParkIUCN Not Reported19991 km²
- Nadina River Valley - Owen LakePrivately Owned Conservation AreaIUCN IV20191 km²
- WISTARIA PARKA - ParkIUCN Not Reported19810 km²
- TWEEDSMUIR CORRIDOR PROTECTED AREAProtected AreaIUCN II20010 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN