HydroLAKES lake · #158533
Avern
Surface area
6,9km²
Avg depth
6,1m
Volume
42,32km³
Shoreline
24km
Administrative coverage
2 dept-equivalent regions (GADM L2)
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
1 038 distinct species · 3 662 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).
Indicateurs du tissu écologique
Tissu écologique de Avern : 32 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 89 interactions GloBI sur 6 types (connectance 10.9%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Lake statistics (HydroLAKES)
Surface
6,90km²
Avg depth
6,1m
Volume
42,320km³
Watershed
222km²
Shoreline
24,0km
Shore dev. idx
2,57
Residence time
388days
Elevation
68m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.