NNN-NH
IUCN Not AssignedNature Reserves owned by professional nature management organizations · 2018
566 km²
Municipality · NLD
Haarlemmermeer
Netherlands
CfbTemperate, no dry season, warm summer(100 %)
Species observed
7 877
Observations
679 452
Area
206,7km²
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 Haarlemmermeer : 31 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 122 interactions GloBI sur 5 types (connectance 14.2%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
42
Interactions affichées
122
Connectance
0.142
Patrimoniales
1
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
7 877 distinct species · 679 452 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
10,2°C
Annual rain
936mm
Warmest m°
19,9°C
Coldest m°
1,7°C
Elevation: -4 m on average (min -5 m, max 1 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
10,2°C
Annual rain
936mm
Warmest month
19,9°C
Coldest month
1,7°C
Mean alt.
-4m
Min
-5m
Max
1m
Std. dev.
1m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(100 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,7
Org. C
57,4g/kg
Clay
25,9%
Sand
40,4%
Silt
33,7%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,7
Org. C
72,3g/kg
Clay
24,9%
Sand
41,5%
Silt
33,6%
5–15 cm
pH H₂O
6,8
Org. C
43,1g/kg
Clay
25,7%
Sand
40,8%
Silt
33,5%
15–30 cm
pH H₂O
6,8
Org. C
56,7g/kg
Clay
27,1%
Sand
39,0%
Silt
33,9%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest6.8%
Crops36.2%
Built-up5.2%
Bare soil1.2%
Other (grassland, water…)50.6%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology3 basins · 7 lakes · 8 rivers
Hydrology metrics for this exact territory
Stream length here
52,4km
Lake surface here
1,05km²
Basins crossed
3
Max stream order
3
Max drainage
1 905km²
Discharge in basins
2,8m³/s
Mean precip.
795mm/an
Mean T°
9,3°C
Moisture idx
0,21
Max snow
11%
Mean runoff
489mm/an
Mean elev. (basins)
-2m
Watersheds crossing here
Lakes (7, top by area)
Rivers / streams (8, ord ≥ 4)
- Ringvaart van de Haarlemmermeerpolderord 3len here17.79 km57%total31 km
- Hoofdvaartord 3len here17.77 km72%total25 km
- Kees Hanssensslootord 2len here6.17 km81%total8 km
- Vijfhuizertochtord 2len here6.17 km100%total6 km
- Achterkanaalord 1len here2.73 km100%total3 km
- Zijkanaal Ford 1len here1.81 km21%total9 km
- Amerikahavenord 1len here≈ tangenttotal3 km
- Ringsloot Lisserpoelpolderord 1len here≈ tangenttotal2 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
4hab/km²
Night light
15,9nW
Built-up
519,6%
Pesticides
54,3kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN Not Assigned · 2🌊 Marine · 2
NNN-ZH
IUCN Not AssignedNature Reserves owned by professional nature management organizations · 2014
450 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN