Ontologia

Rivière· 38 segments

Rio Tâmega

Crosses 11 administrative regions : Amarante, Boticas, Cabeceiras de Basto, Castelo de Paiva, Celorico de Basto +6

rivière

Total length

134km

Max discharge

76m³/s

Max Strahler

4

Segments matched

38

River geography11 admin regions · 0 communes

Parent watershed

hybas-2080612980238 km²

11 administrative regions crossed (GADM L2)

  • Chaves
    Vila Real · Portugal
    27.7 km
    in this dpt
  • Marco de Canaveses
    Porto · Portugal
    15.4 km
    in this dpt
  • Vila Pouca de Aguiar
    Vila Real · Portugal
    11.7 km
    in this dpt
  • Ribeira de Pena
    Vila Real · Portugal
    11.3 km
    in this dpt
  • Penafiel
    Porto · Portugal
    10.2 km
    in this dpt
  • Cabeceiras de Basto
    Braga · Portugal
    9.0 km
    in this dpt
  • Mondim de Basto
    Vila Real · Portugal
    8.1 km
    in this dpt
  • Celorico de Basto
    Braga · Portugal
    6.8 km
    in this dpt
  • Boticas
    Vila Real · Portugal
    4.5 km
    in this dpt
  • Amarante
    Porto · Portugal
    2.0 km
    in this dpt
  • Castelo de Paiva
    Aveiro · Portugal
    0.0 km
    in this dpt

1 intersecting protected areas

  • Alvão / Marão

    IUCN Not Reported

    Site of Community Importance (Habitats Directive)

1 page = 1 named river (aggregation of 38 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

207 distinct species · 1 946 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 28 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 Rio Tâmega : 18 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 72 interactions GloBI sur 6 types (connectance 19.0%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
28
Interactions affichées
72
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

134km

Max discharge

76,0m³/s

Max Strahler

4

Segments matched

38

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