Ontologia

Municipality · MEX

Altar

México

BShArid, steppe, hot(83 %)

Species observed

391

Observations

1 020

Area

4 454,8km²

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 Altar : 35 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 119 interactions GloBI sur 5 types (connectance 9.0%, filtre Serrano α=0.2). 17 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
52
Interactions affichées
119
Connectance
0.090
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

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

Species present

391 distinct species · 1 020 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 020 obs · 69 cellules
Obs. / cellule
≥ 267
30–266
10–29
4–9
< 4

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

Climate

Mean T°

21,3°C

Annual rain

380mm

Warmest m°

36,8°C

Coldest m°

5,5°C

Elevation: 711 m on average (min 344 m, max 1 424 m)

Bioclimatic detailsExpert
Annual mean temp.
21,3°C
Annual rain
380mm
Warmest month
36,8°C
Coldest month
5,5°C
Mean alt.
711m
Min
344m
Max
1 424m
Std. dev.
172m
Köppen-Geiger (dominant)
BShArid, steppe, hot(83 %)Arid

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

Soil & lithology

pH H₂O

7,7

Org. C

5,5g/kg

Clay

15,9%

Sand

60,3%

Silt

23,7%

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

Dominant lithology: vbGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,6
Org. C
6,8g/kg
Clay
13,9%
Sand
62,1%
Silt
24,0%
5–15 cm
pH H₂O
7,7
Org. C
5,3g/kg
Clay
15,6%
Sand
60,5%
Silt
23,9%
15–30 cm
pH H₂O
7,7
Org. C
4,3g/kg
Clay
18,3%
Sand
58,4%
Silt
23,3%

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

Land cover

Forest4.4%
Crops2.3%
Built-up0.0%
Bare soil18.6%
Other (grassland, water…)74.7%

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

Hydrology13 basins · 1 lakes · 7 rivers

Hydrology metrics for this exact territory

Stream length here

346,3km

Lake surface here

0,79km²

Basins crossed

13

Max stream order

5

Max drainage

17 623km²

Discharge in basins

11,5m³/s

Mean precip.

323mm/an

Mean T°

19,4°C

Moisture idx

-0,81

Mean runoff

35mm/an

Mean elev. (basins)

736m

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

3,5%

Pesticides

3,1kg/km²

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