Ontologia

Census Area · USA

Valdez-Cordova

United States

ETPolar, tundra(45 %)

Species observed

5 433

Observations

463 046

Area

97 105km²

Ecological tissue

Sample of 50 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 Valdez-Cordova : 22 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 161 interactions GloBI sur 6 types (connectance 10.5%, filtre Serrano α=0.2). 34 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
56
Interactions affichées
161
Connectance
0.104
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

5 433 distinct species · 463 046 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

463 046 obs · 86 cellules
Obs. / cellule
≥ 91 347
13 936–91 346
4 105–13 935
1 101–4 104
< 1 101

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

Climate

Mean T°

-3,8°C

Annual rain

2 115mm

Warmest m°

11,7°C

Coldest m°

-16,9°C

Elevation: 1 096 m on average (min -449 m, max 4 713 m)

Bioclimatic detailsExpert
Annual mean temp.
-3,8°C
Annual rain
2 115mm
Warmest month
11,7°C
Coldest month
-16,9°C
Mean alt.
1 096m
Min
-449m
Max
4 713m
Std. dev.
693m
Köppen-Geiger (dominant)
ETPolar, tundra(45 %)Polar

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

Hydrology167 basins · 50 lakes · 100 rivers

Hydrology metrics for this exact territory

Stream length here

7 209,5km

Lake surface here

686,12km²

Basins crossed

167

Max stream order

7

Max drainage

65 704km²

Discharge in basins

20 157,6m³/s

Mean precip.

852mm/an

Mean T°

-3,8°C

Moisture idx

0,27

Max snow

100%

Mean runoff

1 269mm/an

Mean elev. (basins)

1 104m

Watersheds crossing here

158 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