Ontologia

Commune · CHL

Punta Arenas

Chile

ETPolar, tundra(93 %)

Species observed

1 817

Observations

163 381

Area

17 818,8km²

Ecological tissue

Sample of 31 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 Punta Arenas : 25 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 44 interactions GloBI sur 3 types (connectance 8.9%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
32
Interactions affichées
44
Connectance
0.089
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

1 817 distinct species · 163 381 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

163 381 obs · 145 cellules
Obs. / cellule
≥ 16 405
2 194–16 404
248–2 193
40–247
< 40

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

4,7°C

Annual rain

2 173mm

Warmest m°

9,8°C

Coldest m°

-0,8°C

Elevation: 243 m on average (min -573 m, max 1 177 m)

Bioclimatic detailsExpert
Annual mean temp.
4,7°C
Annual rain
2 173mm
Warmest month
9,8°C
Coldest month
-0,8°C
Mean alt.
243m
Min
-573m
Max
1 177m
Std. dev.
183m
Köppen-Geiger (dominant)
ETPolar, tundra(93 %)Polar

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

Soil & lithology

pH H₂O

5,4

Org. C

196,0g/kg

Clay

20,8%

Sand

50,5%

Silt

28,7%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: paGLiMaggregated to Magallanes

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,3
Org. C
215,4g/kg
Clay
21,0%
Sand
50,5%
Silt
28,5%
5–15 cm
pH H₂O
5,4
Org. C
195,4g/kg
Clay
20,9%
Sand
50,0%
Silt
29,1%
15–30 cm
pH H₂O
5,4
Org. C
177,2g/kg
Clay
20,5%
Sand
51,0%
Silt
28,5%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest35.6%
Crops0.0%
Built-up0.0%
Bare soil20.9%
Other (grassland, water…)43.4%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology23 basins · 50 lakes · 22 rivers

Hydrology metrics for this exact territory

Stream length here

381,3km

Lake surface here

141,29km²

Basins crossed

23

Max stream order

4

Max drainage

3 718km²

Discharge in basins

340,5m³/s

Mean precip.

1 571mm/an

Mean T°

5,2°C

Moisture idx

0,53

Max snow

46%

Mean runoff

2 230mm/an

Mean elev. (basins)

231m

Watersheds crossing here

14 more basins

Lakes (50, top by area)

41 more lakes

Rivers / streams (22, ord ≥ 4)

10 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,2nW

Built-up

2,3%

Pesticides

0,1kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)