Ontologia

Rivière· 10 segments

Afon Bran

Crosses 2 administrative regions : Carmarthenshire, Powys

rivière

Total length

34km

Max discharge

18,1m³/s

Max Strahler

4

Segments matched

10

River geography2 admin regions · 0 communes

Parent watershed

hybas-20800499501320 km²

2 administrative regions crossed (GADM L2)

  • Carmarthenshire
    Wales · United Kingdom
    24.5 km
    in this dpt
  • Powys
    Wales · United Kingdom
    0.3 km
    in this dpt

5 intersecting protected areas

1 page = 1 named river (aggregation of 10 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

1 225 distinct species · 6 220 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 40 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 Afon Bran : 33 espèces reliées par 73 interactions GloBI sur 5 types (connectance 9.4%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
40
Interactions affichées
73
Connectance
0.094
Patrimoniales
0
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

34km

Max discharge

18,1m³/s

Max Strahler

4

Segments matched

10

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