Ontologia

Borough · USA

Matanuska-Susitna

United States

DfcCold, no dry season, cold summer(41 %)

Species observed

3 304

Observations

251 473

Area

64 287,1km²

Ecological tissue

Sample of 35 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 Matanuska-Susitna : 25 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 70 interactions GloBI sur 4 types (connectance 11.8%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
70
Connectance
0.118
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

3 304 distinct species · 251 473 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

251 473 obs · 42 cellules
Obs. / cellule
≥ 33 221
23 330–33 220
5 686–23 329
884–5 685
< 884

Source : GBIF — observations agrégées par hexagones 0.2° × 0.2° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

-3,5°C

Annual rain

1 183mm

Warmest m°

14,2°C

Coldest m°

-18,0°C

Elevation: 887 m on average (min -3 m, max 3 969 m)

Bioclimatic detailsExpert
Annual mean temp.
-3,5°C
Annual rain
1 183mm
Warmest month
14,2°C
Coldest month
-18,0°C
Mean alt.
887m
Min
-3m
Max
3 969m
Std. dev.
563m
Köppen-Geiger (dominant)
DfcCold, no dry season, cold summer(41 %)Cold

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Hydrology125 basins · 50 lakes · 100 rivers

Hydrology metrics for this exact territory

Stream length here

6 899,6km

Lake surface here

256,52km²

Basins crossed

125

Max stream order

7

Max drainage

50 347km²

Discharge in basins

11 169,1m³/s

Mean precip.

494mm/an

Mean T°

-3,5°C

Moisture idx

0,06

Max snow

98%

Mean runoff

766mm/an

Mean elev. (basins)

892m

Watersheds crossing here

116 more basins

Lakes (50, top by area)

41 more lakes

Rivers / streams (100, ord ≥ 4)

88 more river segments

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Protected areas37

IUCN V · 32IUCN Ib · 3IUCN II · 1IUCN VI · 1🌊 Marine · 8

Denali

IUCN II

National Park

18 942 km²

Lake Clark

IUCN V

National Preserve · 1980

15 162 km²

Denali

IUCN Ib

Wilderness Area · 1980

8 686 km²

Denali

IUCN V

National Preserve · 1980

5 306 km²

Complete list

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN