Ontologia

HydroLAKES lake · #164584

Zwarte Brekken

Natural lakeNetherlandsEurope -5 m

Surface area

3,19km²

Avg depth

1,4m

Volume

4,59km³

Shoreline

12km

Administrative coverage

Parent watershed

hybas-2080023390890 km² · upstream 890 km²

2 dept-equivalent regions (GADM L2)

3 intersecting protected areas

  • Witte en Zwarte Brekken

    IUCN IV

    Nature Conservation Act

    3.17 km² overlap

  • Witte en Zwarte Brekken

    IUCN Not Reported

    Special Protection Area (Birds Directive)

    3.17 km² overlap

  • NNN-FR

    IUCN Not Assigned

    Nature Reserves owned by professional nature management organizations

    1.16 km² overlap

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

Species present

2 523 distinct species · 76 756 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

76 756 obs · 1 cellules
Obs. / cellule
≥ 76 756
76 756–76 755
76 756–76 755
76 756–76 755
< 76 756

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

Ecological tissue

Sample of 42 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 Zwarte Brekken : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 152 interactions GloBI sur 5 types (connectance 17.7%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
42
Interactions affichées
152
Connectance
0.176
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

3,19km²

Avg depth

1,4m

Volume

4,590km³

Watershed

805km²

Shoreline

12,0km

Shore dev. idx

1,90

Residence time

3days

Elevation

-5m

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