Sierra de San Pedro
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2015
1 150 km²
Subdivision · ESP
Mérida
Spain
CsaTemperate, dry summer, hot summer(100 %)
Species observed
2 131
Observations
196 148
Area
865km²
Ecological tissue
Sample of 25 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 Mérida : 19 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 39 interactions GloBI sur 2 types (connectance 13.0%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
25
Interactions affichées
39
Connectance
0.130
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
2 131 distinct species · 196 148 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
16,9°C
Annual rain
558mm
Warmest m°
33,2°C
Coldest m°
3,9°C
Elevation: 277 m on average (min 190 m, max 434 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
16,9°C
Annual rain
558mm
Warmest month
33,2°C
Coldest month
3,9°C
Mean alt.
277m
Min
190m
Max
434m
Std. dev.
48m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(100 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,5
Org. C
19,8g/kg
Clay
19,3%
Sand
48,1%
Silt
32,5%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: smGLiMaggregated to Badajoz
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,6
Org. C
32,9g/kg
Clay
18,5%
Sand
48,2%
Silt
33,2%
5–15 cm
pH H₂O
6,6
Org. C
15,7g/kg
Clay
19,1%
Sand
47,1%
Silt
33,8%
15–30 cm
pH H₂O
6,4
Org. C
10,7g/kg
Clay
20,4%
Sand
49,0%
Silt
30,6%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest10.7%
Crops37.7%
Built-up0.4%
Bare soil4.3%
Other (grassland, water…)46.9%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology5 basins · 4 lakes · 18 rivers
Hydrology metrics for this exact territory
Stream length here
151,8km
Lake surface here
3,06km²
Basins crossed
5
Max stream order
6
Max drainage
46 263km²
Discharge in basins
54,6m³/s
Mean precip.
516mm/an
Mean T°
16,4°C
Moisture idx
-0,59
Max snow
1%
Mean runoff
100mm/an
Mean elev. (basins)
303m
Watersheds crossing here
Lakes (4, top by area)
Rivers / streams (18, ord ≥ 4)
- Río Guadianaord 6len here24.25 km4%total668 km
- Río Aljucénord 6len here21.81 km78%total28 km
- Canal de Lobónord 3len here15.64 km40%total39 km
- Río Guadajiraord 6len here14.10 km16%total90 km
- Arroyo Albarregasord 2len here12.42 km92%total14 km
- Arroyo Pedrogosoord 2len here9.80 km63%total16 km
- Arroyo de la Fresnedaord 1len here9.43 km94%total10 km
- Arroyo del Alcornocalord 2len here8.77 km87%total10 km
- Arroyo de las Adelfasord 1len here7.61 km100%total8 km
- Regato del Rosalord 2len here6.75 km46%total15 km
- Rio Alcazabaord 3len here6.29 km21%total31 km
- río Albarregasord 1len here4.29 km43%total10 km
6 more river segmentssorted by Strahler order + length
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
1,1nW
Built-up
36,1%
Pesticides
38,6kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas15
IUCN Not Reported · 13IUCN VI · 1IUCN IV · 1
Sierra de San Pedro
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 1989
1 150 km²
Sierras Centrales y Embalse de Alange
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2003
177 km²
Embalse de Cornalvo y Sierra Bermeja
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2015
130 km²
Embalse de Cornalvo y Sierra Bermeja
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 1989
130 km²
Cornalvo
IUCN VINatural Park · 1998
114 km²
Complete list15 protected areas
- Sierra de San PedroSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20151 150 km²
- Sierra de San PedroSpecial Protection Area (Birds Directive)IUCN Not Reported19891 150 km²
- Sierras Centrales y Embalse de AlangeSpecial Protection Area (Birds Directive)IUCN Not Reported2003177 km²
- Embalse de Cornalvo y Sierra BermejaSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported2015130 km²
- Embalse de Cornalvo y Sierra BermejaSpecial Protection Area (Birds Directive)IUCN Not Reported1989130 km²
- CornalvoNatural ParkIUCN VI1998114 km²
- Río Guadiana Alto - ZujarSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported201531 km²
- Embalse de los CanchalesSpecial Protection Area (Birds Directive)IUCN Not Reported20039 km²
- Corredor del LacaraSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20156 km²
- Río Aljucen AltoSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20155 km²
- Río Aljucén BajoSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20154 km²
- Embalse de MontijoSpecial Protection Area (Birds Directive)IUCN Not Reported20034 km²
- Laguna temporal de MurtalesSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20150 km²
- Charca la Vega del MachalSpecial Protection Area (Birds Directive)IUCN Not Reported20040 km²
- Dehesa del RincónSite of scientific interestIUCN IV20140 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN