Ontologia

Ruisseau

Afon Trystion

Crosses 1 administrative regions : NA

ruisseau

Total length

5km

Max discharge

0,5m³/s

Max Strahler

1

Segments matched

1

River geography1 admin regions · 0 communes

Parent watershed

hybas-20800503401994 km²

1 administrative regions crossed (GADM L2)

  • NA
    Wales · United Kingdom
    5.4 km
    in this dpt

7 intersecting protected areas

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

Species present

1 070 distinct species · 4 180 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 50 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 Trystion : 40 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 159 interactions GloBI sur 4 types (connectance 13.0%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
50
Interactions affichées
159
Connectance
0.130
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

5km

Max discharge

0,5m³/s

Max Strahler

1

Segments matched

1

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