Sistema Prelitoral meridional
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2005
517 km²
Subdivision · ESP
Tortosa
Spain
CsaTemperate, dry summer, hot summer(80 %)
Species observed
2 871
Observations
47 514
Area
218,5km²
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 Tortosa : 29 espèces reliées par 75 interactions GloBI sur 5 types (connectance 11.9%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
36
Interactions affichées
75
Connectance
0.119
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
2 871 distinct species · 47 514 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
15,5°C
Annual rain
551mm
Warmest m°
27,7°C
Coldest m°
4,5°C
Elevation: 249 m on average (min 5 m, max 1 245 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
15,5°C
Annual rain
551mm
Warmest month
27,7°C
Coldest month
4,5°C
Mean alt.
249m
Min
5m
Max
1 245m
Std. dev.
281m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(80 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
7,5
Org. C
30,7g/kg
Clay
26,4%
Sand
30,3%
Silt
43,3%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Tarragona
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
7,5
Org. C
48,5g/kg
Clay
25,9%
Sand
30,2%
Silt
43,9%
5–15 cm
pH H₂O
7,6
Org. C
24,0g/kg
Clay
26,5%
Sand
30,0%
Silt
43,5%
15–30 cm
pH H₂O
7,6
Org. C
19,5g/kg
Clay
26,7%
Sand
30,7%
Silt
42,6%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest33.1%
Crops5.9%
Built-up1.7%
Bare soil4.9%
Other (grassland, water…)54.4%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology6 basins · 0 lakes · 7 rivers
Hydrology metrics for this exact territory
Stream length here
49,4km
Basins crossed
6
Max stream order
7
Max drainage
84 763km²
Discharge in basins
168,3m³/s
Mean precip.
556mm/an
Mean T°
15,4°C
Moisture idx
-0,46
Max snow
3%
Mean runoff
59mm/an
Mean elev. (basins)
259m
Watersheds crossing here
- Bassin de Canal de la Dreta de l'Ebresub-area527,8 km²overlap130.01 km²59%
- Bassin de Riu Ebresub-area255,7 km²overlap36.40 km²17%
- Bassin de Barranc de Roquesbrunessub-area977,4 km²overlap30.08 km²14%
- Bassin de Río Matarrañasub-area1 700,4 km²overlap13.86 km²6%
- Bassin de Barranc de la Galerasub-area299,9 km²overlap5.39 km²2%
- Bassin de Riu Ebresub-area502,7 km²overlap2.80 km²1%
Rivers / streams (7, ord ≥ 4)
- Riu Ebreord 7len here20.43 km16%total124 km
- Canal de la Dreta de l'Ebreord 7len here16.61 km41%total40 km
- Canal de l'Esquerra de l'Ebreord 2len here3.48 km22%total16 km
- Barranc de la Galeraord 3len here3.18 km10%total32 km
- Barranc de la Fullolaord 1len here2.86 km32%total9 km
- Barranc del Regatxolord 1len here2.06 km17%total12 km
- Barranc del Passadorord 1len here0.79 km14%total6 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
2,4nW
Built-up
174,5%
Pesticides
37,0kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas14
IUCN Not Reported · 7IUCN V · 5IUCN IV · 2
Sistema Prelitoral meridional
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2014
517 km²
Ports, els
IUCN VProtection Plan · 1992
384 km²
Els Ports
IUCN VNatural Park · 2001
355 km²
Serres de Cardó-el Boix
IUCN VProtection Plan · 1992
161 km²
Serres de Cardó-El Boix
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2005
161 km²
Complete list14 protected areas
- Sistema Prelitoral meridionalSpecial Protection Area (Birds Directive)IUCN Not Reported2005517 km²
- Sistema Prelitoral meridionalSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported2014517 km²
- Ports, elsProtection PlanIUCN V1992384 km²
- Els PortsNatural ParkIUCN V2001355 km²
- Serres de Cardó-el BoixProtection PlanIUCN V1992161 km²
- Serres de Cardó-El BoixSpecial Protection Area (Birds Directive)IUCN Not Reported2005161 km²
- Serres de Cardó-El BoixSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported2014161 km²
- Puertos de BeceiteSpecial Protection Area (Birds Directive)IUCN Not Reported2001148 km²
- Puertos de BeceiteSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported202147 km²
- Fagedes dels PortsNature Reserve (Parcial)IUCN IV20019 km²
- Riberes i Illes de l'EbreSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20145 km²
- Barrancs de Sant Antoni-Lloret-la GaleraProtection PlanIUCN V19923 km²
- Riberes i illes de l`EbreProtection PlanIUCN V19922 km²
- Les Illes de l`EbreNature Reserve (Wildlife)IUCN IV19951 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN