Markermeer & IJmeer
IUCN IVNature Conservation Act · 2010
685 km²
Municipality · NLD
Hoorn
Netherlands
CfbTemperate, no dry season, warm summer(100 %)
Species observed
2 232
Observations
62 814
Area
19,9km²
Ecological tissue
Sample of 37 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 Hoorn : 23 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 112 interactions GloBI sur 6 types (connectance 16.8%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
37
Interactions affichées
112
Connectance
0.168
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
2 232 distinct species · 62 814 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
10,2°C
Annual rain
898mm
Warmest m°
20,0°C
Coldest m°
1,5°C
Elevation: -1 m on average (min -3 m, max 0 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
10,2°C
Annual rain
898mm
Warmest month
20,0°C
Coldest month
1,5°C
Mean alt.
-1m
Min
-3m
Max
0m
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)
Hydrology1 basins · 1 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
0,6km
Lake surface here
1,58km²
Basins crossed
1
Max stream order
1
Max drainage
1 905km²
Discharge in basins
0,0m³/s
Mean precip.
782mm/an
Mean T°
9,0°C
Moisture idx
0,28
Max snow
11%
Mean runoff
490mm/an
Mean elev. (basins)
0m
Watersheds crossing here
Lakes (1, top by area)
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Protected areas4
IUCN IV · 1IUCN II · 1IUCN Not Reported · 1IUCN Not Assigned · 1🌊 Marine · 4
Markermeer & IJmeer
IUCN IIWetland of International Importance (Ramsar Site) · 2000
685 km²
Markermeer & IJmeer
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2000
685 km²
NNN-NH
IUCN Not AssignedNature Reserves owned by professional nature management organizations · 2018
566 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN