Ontologia

HydroBASINS lev08 watershed · #2080628500

Bassin de Canal de la Dreta de l'Ebre

A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.

Crosses 1 administrative regions : Tarragona

Pfafstetter: 21604103

Sub-basin area

527,8km²

Upstream area

84 207,1km²

Discharge

427,31m³/s

Mean elev.

295m

Administrative coverage

Hydrographic chain

Drains into

Receives from 2 basins

1 dept-equivalent regions (GADM L2)

13 intersecting protected areas

4 more protected areas

Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.

Species present

3 766 distinct species · 104 169 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

104 169 obs · 15 cellules
Obs. / cellule
≥ 18 236
12 589–18 235
9 174–12 588
5 441–9 173
< 5 441

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

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).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Bassin de Canal de la Dreta de l'Ebre : 26 espèces reliées par 81 interactions GloBI sur 3 types (connectance 15.3%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
81
Connectance
0.153
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Hydroclimate (BasinATLAS lev08)

Mean T°

15,3°C

Annual rain

557mm

Moisture idx (CMI)

-0,46

Runoff

58mm/an

PET

1 039mm

AET

474mm

Mean slope

10,0°

Water table

532cm

Forest

22%

Crops

38%

Urban

3%

Protected

45%

HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)