Ontologia

HydroLAKES lake · #14305

Lacul Oltina

Natural lakeRomaniaEurope 7 m

Surface area

19,59km²

Avg depth

13,5m

Volume

265,25km³

Shoreline

22,3km

Administrative coverage

Parent watershed

hybas-20805671002629 km² · upstream 2629 km²

2 dept-equivalent regions (GADM L2)

  • Oltina
    Constanța · Romania
    19.57 km²
    99.7% of lake
  • Lipnita
    Constanța · Romania
    0.06 km²
    0.3% of lake

3 intersecting protected areas

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

Species present

236 distinct species · 800 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

800 obs · 1 cellules
Obs. / cellule
≥ 800
800–799
800–799
800–799
< 800

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

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 Lacul Oltina : 21 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 91 interactions GloBI sur 4 types (connectance 19.6%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
31
Interactions affichées
91
Connectance
0.196
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

19,59km²

Avg depth

13,5m

Volume

265,250km³

Watershed

2 619km²

Shoreline

22,3km

Shore dev. idx

1,42

Residence time

209days

Elevation

7m

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