Estrecho Occidental
IUCN Not ReportedSite of Community Importance (Habitats Directive)
2 006 km²
Commune · ESP
La Janda
Spain
CsaTemperate, dry summer, hot summer(100 %)
Species observed
4 357
Observations
577 105
Area
1 534,8km²
Ecological tissue
Sample of 37 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 La Janda : 29 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 69 interactions GloBI sur 3 types (connectance 9.8%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
38
Interactions affichées
69
Connectance
0.098
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
4 357 distinct species · 577 105 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
17,7°C
Annual rain
826mm
Warmest m°
29,0°C
Coldest m°
8,1°C
Elevation: 116 m on average (min -16 m, max 941 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
17,7°C
Annual rain
826mm
Warmest month
29,0°C
Coldest month
8,1°C
Mean alt.
116m
Min
-16m
Max
941m
Std. dev.
124m
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
7,0
Org. C
27,8g/kg
Clay
29,0%
Sand
35,0%
Silt
36,1%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: smGLiMaggregated to Cádiz
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
7,0
Org. C
46,0g/kg
Clay
28,1%
Sand
34,7%
Silt
37,3%
5–15 cm
pH H₂O
7,0
Org. C
20,0g/kg
Clay
28,8%
Sand
33,8%
Silt
37,4%
15–30 cm
pH H₂O
6,9
Org. C
17,2g/kg
Clay
30,0%
Sand
36,4%
Silt
33,6%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest21.1%
Crops31.0%
Built-up0.4%
Bare soil3.1%
Other (grassland, water…)44.4%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology10 basins · 2 lakes · 11 rivers
Hydrology metrics for this exact territory
Stream length here
133,1km
Lake surface here
15,45km²
Basins crossed
10
Max stream order
4
Max drainage
3 387km²
Discharge in basins
12,4m³/s
Mean precip.
764mm/an
Mean T°
17,0°C
Moisture idx
-0,25
Max snow
1%
Mean runoff
238mm/an
Mean elev. (basins)
127m
Watersheds crossing here
- Bassin de Río Barbatesub-area1 292,4 km²overlap1044.26 km²68%
- Bassin de Rio Saladosub-area142,8 km²overlap138.32 km²9%
- Bassin de Rio Irosub-area276,1 km²overlap123.13 km²8%
- Bassin de Arrojo de Coniletesub-area77,2 km²overlap71.37 km²5%
- Bassin de Río Guadaletesub-area3 386,6 km²overlap68.58 km²4%
- Bassin de Arroyo de Verguetassub-area114,5 km²overlap42.39 km²3%
- Bassin de Rio del Cachónsub-area146,6 km²overlap23.53 km²2%
- Bassin de Rio Hozgargantasub-area1 478,5 km²overlap17.21 km²1%
- Bassin de Rio Palmonessub-area884,2 km²overlap5.20 km²0%
1 more basinssorted by overlap
Lakes (2, top by area)
Rivers / streams (11, ord ≥ 4)
- Río Barbateord 4len here50.54 km100%total51 km
- Río Rocinejoord 2len here18.37 km100%total18 km
- Barbateord 4len here16.76 km100%total17 km
- Rio Iroord 3len here16.63 km42%total39 km
- Río Almodóvarord 2len here11.47 km30%total38 km
- Rio Saladoord 2len here6.72 km100%total7 km
- Río Saladoord 2len here6.19 km100%total6 km
- Canal de La Jandaord 4len here2.75 km100%total3 km
- Arrojo de Conileteord 1len here1.91 km100%total2 km
- Río Rocheord 1len here1.49 km100%total1 km
- Rio del Cachónord 1len here0.28 km5%total5 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
1,1nW
Built-up
42,7%
Pesticides
32,2kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas28
IUCN Not Reported · 15IUCN IV · 9IUCN V · 2IUCN Ib · 1IUCN III · 1🌊 Marine · 11
Estrecho Occidental
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2023
2 006 km²
Los Alcornocales
IUCN IVNatura 2000 · 2017
1 735 km²
Los Alcornocales
IUCN VNatural Park · 1989
1 735 km²
Los Alcornocales
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 1989
1 735 km²
Los Alcornocales
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2012
1 735 km²
Complete list28 protected areas
- Estrecho OccidentalSite of Community Importance (Habitats Directive)IUCN Not Reported2 006 km²
- Estrecho OccidentalSpecial Protection Area (Birds Directive)IUCN Not Reported20232 006 km²
- Los AlcornocalesNatura 2000IUCN IV20171 735 km²
- Los AlcornocalesNatural ParkIUCN V19891 735 km²
- Los AlcornocalesSpecial Protection Area (Birds Directive)IUCN Not Reported19891 735 km²
- Los AlcornocalesSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20121 735 km²
- Acebuchales de La Campiña Sur de CádizSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported2015265 km²
- Acebuchales de la Campiña Sur de CádizNatura 2000IUCN IV2015265 km²
- La Breña y Marismas del BarbateNatural ParkIUCN V198951 km²
- La Breña y Marismas del BarbateNatura 2000IUCN IV199251 km²
- La Breña y Marismas del BarbateSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported201251 km²
- La Breña y Marismas del BarbateSpecial Protection Area (Birds Directive)IUCN Not Reported200251 km²
- Reserva Natural Complejo Endorreico de ChiclanaWetland of International Importance (Ramsar Site)IUCN Not Reported20098 km²
- Complejo Endorreico de ChiclanaSpecial Protection Area (Birds Directive)IUCN Not Reported19878 km²
- Complejo Endorreico de ChiclanaSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20178 km²
- Complejo Endorreico de ChiclanaNatura 2000IUCN IV20178 km²
- Pinar de RocheNatura 2000IUCN IV20207 km²
- Pinar de RocheSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20207 km²
- Punta de TrafalgarNatura 2000IUCN IV20207 km²
- Punta de TrafalgarSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20207 km²
- Río IroSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20153 km²
- Río iroNatura 2000IUCN IV20153 km²
- Río Salado de ConilSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20152 km²
- Río salado de ConilNatura 2000IUCN IV20152 km²
- Cueva de las Mesas de AlgarNatura 2000IUCN IV20151 km²
- Cueva de las Mesas de AlgarSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20151 km²
- Complejo Endorreico de ChiclanaNature ReserveIUCN Ib19871 km²
- Tómbolo de TrafalgarNatural MonumentIUCN III20010 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN