East Branch Portage River
IUCN IIProtected Natural Area · 2014
109 km²
Commune · CAN
Newcastle
Canada
DfbCold, no dry season, warm summer(100 %)
Species observed
518
Observations
4 639
Area
579,7km²
Ecological tissue
Sample of 37 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 Newcastle : 24 espèces reliées par 82 interactions GloBI sur 4 types (connectance 11.1%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
39
Interactions affichées
82
Connectance
0.111
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
518 distinct species · 4 639 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
4,9°C
Annual rain
1 134mm
Warmest m°
23,6°C
Coldest m°
-15,0°C
Elevation: 103 m on average (min 3 m, max 162 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
4,9°C
Annual rain
1 134mm
Warmest month
23,6°C
Coldest month
-15,0°C
Mean alt.
103m
Min
3m
Max
162m
Std. dev.
30m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(100 %)Cold
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
4,8
Org. C
44,2g/kg
Clay
16,7%
Sand
49,2%
Silt
34,1%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiMaggregated to Northumberland
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
4,6
Org. C
68,1g/kg
Clay
16,0%
Sand
48,6%
Silt
35,4%
5–15 cm
pH H₂O
4,8
Org. C
40,4g/kg
Clay
16,3%
Sand
49,5%
Silt
34,2%
15–30 cm
pH H₂O
5,0
Org. C
24,0g/kg
Clay
17,7%
Sand
49,4%
Silt
32,9%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest71.8%
Crops4.6%
Built-up0.0%
Bare soil0.6%
Other (grassland, water…)23.0%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology8 basins · 7 lakes · 27 rivers
Hydrology metrics for this exact territory
Stream length here
153,8km
Lake surface here
1,96km²
Basins crossed
8
Max stream order
3
Max drainage
11 752km²
Discharge in basins
40,6m³/s
Mean precip.
1 077mm/an
Mean T°
4,3°C
Moisture idx
0,29
Max snow
47%
Mean runoff
635mm/an
Mean elev. (basins)
103m
Watersheds crossing here
- Bassin de Green Brooksub-area520,9 km²overlap419.94 km²72%
- Bassin de Northwest Millstreamsub-area207,7 km²overlap91.96 km²16%
- Bassin de Northwest Miramichi Riversub-area1 010,2 km²overlap27.34 km²5%
- Bassin de Miramichi Riversub-area158,4 km²overlap13.88 km²2%
- Bassin de Tabusintac Riversub-area665,3 km²overlap11.56 km²2%
- Bassin de Northwest Miramichi Riversub-area91,1 km²overlap7.83 km²1%
- Basin #35850sub-area7,5 km²overlap6.81 km²1%
- Bassin de South Branch Burnt Church Riversub-area395,5 km²overlap0.00 km²0%
Lakes (7, top by area)
Rivers / streams (27, ord ≥ 4)
- Green Brookord 2len here23.03 km100%total23 km
- Northwest Millstreamord 3len here16.42 km57%total29 km
- North Branch Bartibog Riverord 3len here14.07 km97%total15 km
- Bartibog Riverord 3len here9.73 km73%total13 km
- Little Bartibog Riverord 2len here8.25 km92%total9 km
- Middle Branch Bartibog Riverord 1len here8.06 km100%total8 km
- South Branch Bartibog Riverord 1len here7.54 km100%total8 km
- Coltarts Brookord 1len here7.07 km100%total7 km
- Juniper Brookord 2len here6.83 km100%total7 km
- Goodfellows Brookord 1len here6.24 km100%total6 km
- North Branch Little Bartibog Riverord 2len here5.72 km100%total6 km
- Youngs Brookord 1len here5.29 km100%total5 km
15 more river segmentssorted by Strahler order + length
- John Brookord 2len here4.62 km100%total5 km
- Campbell Brookord 2len here4.18 km100%total4 km
- McDonald Brookord 2len here4.14 km100%total4 km
- Big Eskedelloc Riverord 2len here3.85 km18%total22 km
- South Branch Little Bartibog Riverord 1len here3.79 km55%total7 km
- Ox Brookord 2len here3.49 km100%total3 km
- Crazy Brookord 1len here2.93 km100%total3 km
- Highbank Brookord 1len here2.91 km100%total3 km
- Lower Green Brookord 1len here2.43 km100%total2 km
- Oxford Brookord 1len here1.07 km18%total6 km
- Cow Brookord 3len here0.61 km4%total14 km
- Miramichi Riverord 6len here0.50 km2%total31 km
- Trout Brookord 2len here0.49 km2%total28 km
- Beaver Brookord 3len here0.47 km1%total32 km
- Smoker Brookord 1len here0.08 km1%total8 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,1nW
Built-up
1,6%
Pesticides
1,2kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas9
IUCN II · 8IUCN Ib · 1
Complete list9 protected areas
- East Branch Portage RiverProtected Natural AreaIUCN II2014109 km²
- 4019900Nature Legacy protected areaIUCN II202218 km²
- 4020200Nature Legacy protected areaIUCN II202215 km²
- 4019800Nature Legacy protected areaIUCN II202215 km²
- BellefondProtected Natural AreaIUCN II201413 km²
- 4020400Nature Legacy protected areaIUCN II202211 km²
- 4020100Nature Legacy protected areaIUCN II20227 km²
- 4020300Nature Legacy protected areaIUCN II20224 km²
- Green BrookProtected Natural AreaIUCN Ib20143 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN