Ontologia

Rivière· 60 segments

Le Blavet

Crosses 2 administrative regions : Côtes-d'Armor, Morbihan

rivière

Total length

167km

Max discharge

48,1m³/s

Max Strahler

4

Segments matched

60

River geography2 admin regions · 44 communes

Parent watershed

hybas-20800212202054 km²

2 administrative regions crossed (GADM L2)

44 communes (L5)

10 intersecting protected areas

1 more protected areas

1 page = 1 named river (aggregation of 60 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

238 distinct species · 2 579 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 41 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 Le Blavet : 28 espèces reliées par 97 interactions GloBI sur 6 types (connectance 11.8%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
41
Interactions affichées
97
Connectance
0.118
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

167km

Max discharge

48,1m³/s

Max Strahler

4

Segments matched

60

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