Ontologia

Municipality · SLV

Chalchuapa

El Salvador

AwTropical, savannah(88 %)

Species observed

1 248

Observations

17 688

Area

175,5km²

Ecological tissue

Sample of 34 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 Chalchuapa : 23 espèces reliées par 60 interactions GloBI sur 4 types (connectance 9.5%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
36
Interactions affichées
60
Connectance
0.095
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

1 248 distinct species · 17 688 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

17 688 obs · 5 cellules
Obs. / cellule
≥ 14 868
14 868–14 867
1 283–14 867
1 229–1 282
< 1 229

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

Climate

Mean T°

22,0°C

Annual rain

1 717mm

Warmest m°

29,1°C

Coldest m°

15,5°C

Elevation: 979 m on average (min 608 m, max 2 126 m)

Bioclimatic detailsExpert
Annual mean temp.
22,0°C
Annual rain
1 717mm
Warmest month
29,1°C
Coldest month
15,5°C
Mean alt.
979m
Min
608m
Max
2 126m
Std. dev.
340m
Köppen-Geiger (dominant)
AwTropical, savannah(88 %)Tropical

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

Soil & lithology

pH H₂O

6,1

Org. C

31,5g/kg

Clay

38,3%

Sand

28,1%

Silt

33,6%

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

Dominant lithology: vaGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,1
Org. C
44,9g/kg
Clay
35,5%
Sand
29,7%
Silt
34,8%
5–15 cm
pH H₂O
6,1
Org. C
31,4g/kg
Clay
38,4%
Sand
28,2%
Silt
33,5%
15–30 cm
pH H₂O
6,1
Org. C
18,4g/kg
Clay
41,0%
Sand
26,4%
Silt
32,6%

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

Land cover

Forest45.7%
Crops16.2%
Built-up1.7%
Bare soil0.3%
Other (grassland, water…)36.1%

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

Hydrology6 basins · 0 lakes · 7 rivers

Hydrology metrics for this exact territory

Stream length here

31,8km

Basins crossed

6

Max stream order

3

Max drainage

2 185km²

Discharge in basins

4,8m³/s

Mean precip.

1 690mm/an

Mean T°

23,4°C

Moisture idx

0,03

Mean runoff

804mm/an

Mean elev. (basins)

794m

Watersheds crossing here

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

Human pressure

Pop. density

4hab/km²

Night light

0,8nW

Built-up

170,7%

Pesticides

71,8kg/km²

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

Protected areas5

IUCN Not Reported · 4IUCN Not Applicable · 1

La Magdalena

IUCN Not Reported

Protected Area with Managed Resources · 2015

7 km²

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