Ruisseau
Sèquia Major
Crosses 2 administrative regions : Tarragona, Teruel
Total length
14km
Max discharge
0,1m³/s
Max Strahler
1
Segments matched
1
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
8 intersecting protected areas
Sistema Prelitoral meridional
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Sistema Prelitoral meridional
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Ports, els
IUCN VProtection Plan
Els Ports
IUCN VNatural Park
Puertos de Beceite
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Els Ports de Beseit
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Puertos de Beceite
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Río Matarranya
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
1 page = 1 named river (aggregation of 1 HydroRIVERS v10 segment). Spatial join cached after first hit.
Species present
1 632 distinct species · 10 501 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 33 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).
Indicateurs du tissu écologique
Tissu écologique de Sèquia Major : 27 espèces reliées par 59 interactions GloBI sur 3 types (connectance 11.2%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology (HydroRIVERS v10)
Total length
14km
Max discharge
0,1m³/s
Max Strahler
1
Segments matched
1
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.