Ontologia

Province · arg

San Juan

Argentina

BWkArid, desert, cold(49 %)

Species observed

2 203

Observations

51 343

Area

88 821,6km²

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 San Juan : 26 espèces reliées par 45 interactions GloBI sur 3 types (connectance 7.6%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
45
Connectance
0.076
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

2 203 distinct species · 51 343 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

51 343 obs · 56 cellules
Obs. / cellule
≥ 17 070
2 082–17 069
786–2 081
305–785
< 305

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

Climate

Mean T°

8,8°C

Annual rain

375mm

Warmest m°

22,3°C

Coldest m°

-4,4°C

Elevation: 2 234 m on average (min 366 m, max 6 389 m)

Bioclimatic detailsExpert
Annual mean temp.
8,8°C
Annual rain
375mm
Warmest month
22,3°C
Coldest month
-4,4°C
Mean alt.
2 234m
Min
366m
Max
6 389m
Std. dev.
1 403m
Köppen-Geiger (dominant)
BWkArid, desert, cold(49 %)Arid

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

Soil & lithology

pH H₂O

7,8

Org. C

22,4g/kg

Clay

18,2%

Sand

56,6%

Silt

25,1%

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

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,8
Org. C
27,6g/kg
Clay
16,5%
Sand
58,0%
Silt
25,5%
5–15 cm
pH H₂O
7,8
Org. C
19,6g/kg
Clay
18,4%
Sand
56,5%
Silt
25,1%
15–30 cm
pH H₂O
7,8
Org. C
20,1g/kg
Clay
19,9%
Sand
55,3%
Silt
24,8%

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

Land cover

Forest1.2%
Crops0.6%
Built-up0.1%
Bare soil50.1%
Other (grassland, water…)48.1%

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

Hydrology181 basins · 23 lakes · 100 rivers

Hydrology metrics for this exact territory

Stream length here

7 743,4km

Lake surface here

44,18km²

Basins crossed

181

Max stream order

7

Max drainage

120 983km²

Discharge in basins

863,1m³/s

Mean precip.

172mm/an

Mean T°

9,7°C

Moisture idx

-0,84

Max snow

41%

Mean runoff

25mm/an

Mean elev. (basins)

2 238m

Watersheds crossing here

172 more basins

Lakes (23, top by area)

14 more lakes

Rivers / streams (100, ord ≥ 4)

88 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,3nW

Built-up

5,5%

Pesticides

15,1kg/km²

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

Protected areas26

IUCN II · 7IUCN Not Reported · 6IUCN V · 4IUCN Not Applicable · 3IUCN VI · 3IUCN IV · 1IUCN Ia · 1IUCN III · 1

Laguna Brava

IUCN Not Reported

Wetland of International Importance (Ramsar Site) · 2003

4 228 km²

Complete list

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

Sub-administrations14