Ontologia

HydroLAKES lake · #171424

Pialassa della Risega

Natural lakeItalyEurope -4 m

Surface area

3,46km²

Avg depth

1,6m

Volume

5,69km³

Shoreline

13,1km

Administrative coverage

Parent watershed

hybas-2080013110958 km² · upstream 958 km²

1 dept-equivalent regions (GADM L2)

  • Ravenna
    Emilia-Romagna · Italy
    3.46 km²
    100.0% of lake

5 intersecting protected areas

Computed live · HydroLAKES × GADM × WDPA · cached after first hit.

Species present

423 distinct species · 1 571 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 571 obs · 1 cellules
Obs. / cellule
≥ 1 571
1 571–1 570
1 571–1 570
1 571–1 570
< 1 571

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

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 Pialassa della Risega : 35 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 81 interactions GloBI sur 3 types (connectance 9.4%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
42
Interactions affichées
81
Connectance
0.094
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Lake statistics (HydroLAKES)

Surface

3,46km²

Avg depth

1,6m

Volume

5,690km³

Watershed

9km²

Shoreline

13,1km

Shore dev. idx

1,99

Residence time

878days

Elevation

-4m

HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.