Ontologia

Ruisseau· 11 segments

Ribeira Grande

Crosses 5 administrative regions : Avis, Estremoz, Fronteira, Monforte, Sousel

ruisseau

Total length

154km

Max discharge

7,8m³/s

Max Strahler

3

Segments matched

11

River geography5 admin regions · 0 communes

Parent watershed

hybas-20806640801138 km²

5 administrative regions crossed (GADM L2)

  • Avis
    Portalegre · Portugal
    19.2 km
    in this dpt
  • Fronteira
    Portalegre · Portugal
    18.6 km
    in this dpt
  • Monforte
    Portalegre · Portugal
    13.9 km
    in this dpt
  • Sousel
    Portalegre · Portugal
    5.8 km
    in this dpt
  • Estremoz
    Évora · Portugal
    0.3 km
    in this dpt

2 intersecting protected areas

  • Veiros

    IUCN Not Reported

    Special Protection Area (Birds Directive)

  • Monforte

    IUCN Not Reported

    Special Protection Area (Birds Directive)

1 page = 1 named river (aggregation of 11 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

280 distinct species · 1 401 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 30 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 Ribeira Grande : 19 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 83 interactions GloBI sur 5 types (connectance 19.1%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
30
Interactions affichées
83
Connectance
0.191
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

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

Hydrology (HydroRIVERS v10)

Total length

154km

Max discharge

7,8m³/s

Max Strahler

3

Segments matched

11

HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.