Ontologia

Ruisseau· 2 segments

Ruisseau de Malaval

Crosses 2 administrative regions : Ain, Lozère

ruisseau

Total length

38km

Max discharge

0,4m³/s

Max Strahler

1

Segments matched

2

River geography2 admin regions · 8 communes

Parent watershed

hybas-20805653202394 km²

2 administrative regions crossed (GADM L2)

  • Lozère
    Occitanie · France
    6.5 km
    in this dpt
  • Ain
    Auvergne-Rhône-Alpes · France
    5.3 km
    in this dpt
8 communes (L5)

6 intersecting protected areas

1 page = 1 named river (aggregation of 2 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

982 distinct species · 4 042 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 Ruisseau de Malaval : 22 espèces reliées par 72 interactions GloBI sur 6 types (connectance 16.6%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
30
Interactions affichées
72
Connectance
0.166
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

38km

Max discharge

0,4m³/s

Max Strahler

1

Segments matched

2

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