Wadden Sea
IUCN Not ApplicableWorld Heritage Site (natural or mixed) · 2009
11 574 km²
Subdivision · DEU
Sylt
Germany
CfbTemperate, no dry season, warm summer(100 %)
Species observed
1 387
Observations
15 158
Area
55,5km²
Ecological tissue
Sample of 34 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 Sylt : 29 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 56 interactions GloBI sur 3 types (connectance 9.4%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
35
Interactions affichées
56
Connectance
0.094
Patrimoniales
2
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
1 387 distinct species · 15 158 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
9,2°C
Annual rain
795mm
Warmest m°
18,0°C
Coldest m°
1,4°C
Elevation: 4 m on average (min -5 m, max 16 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
9,2°C
Annual rain
795mm
Warmest month
18,0°C
Coldest month
1,4°C
Mean alt.
4m
Min
-5m
Max
16m
Std. dev.
3m
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 · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
2,0km
Basins crossed
1
Max stream order
1
Max drainage
2 054km²
Discharge in basins
0,2m³/s
Mean precip.
827mm/an
Mean T°
8,2°C
Moisture idx
0,30
Max snow
16%
Mean runoff
570mm/an
Mean elev. (basins)
6m
Watersheds crossing here
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Protected areas26
IUCN Not Reported · 7IUCN V · 7IUCN IV · 6IUCN Not Assigned · 3IUCN Not Applicable · 2IUCN II · 1🌊 Marine · 21
Ramsar-Gebiet S-H Wattenmeer und angrenzende Küstengebiete
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2004
4 639 km²
S-H Wadden sea National Park
IUCN Not ReportedMarine Protected Area (OSPAR) · 2005
4 602 km²
Schleswig-Holstein Wadden Sea and adjacent areas
IUCN VWetland of International Importance (Ramsar Site) · 1991
4 583 km²
NTP S-H Wattenmeer und angrenzende Küstengebiete
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2010
4 524 km²
Schleswig-Holsteinisches Wattenmeer und Halligen
IUCN Not Assignedbiosphere reserve · 2019
4 452 km²
Complete list26 protected areas
- Wadden SeaWorld Heritage Site (natural or mixed)IUCN Not Applicable200911 574 km²
- Ramsar-Gebiet S-H Wattenmeer und angrenzende KüstengebieteSpecial Protection Area (Birds Directive)IUCN Not Reported20044 639 km²
- S-H Wadden sea National ParkMarine Protected Area (OSPAR)IUCN Not Reported20054 602 km²
- Schleswig-Holstein Wadden Sea and adjacent areasWetland of International Importance (Ramsar Site)IUCN V19914 583 km²
- NTP S-H Wattenmeer und angrenzende KüstengebieteSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20104 524 km²
- Schleswig-Holsteinisches Wattenmeer und Halligenbiosphere reserveIUCN Not Assigned20194 452 km²
- Schleswig-Holsteinisches WattenmeerNational ParkIUCN II19854 384 km²
- Waddensea and Hallig Islands of Schleswig-HolsteinUNESCO-MAB Biosphere ReserveIUCN Not Applicable20042 939 km²
- Schleswig-Holsteinisches Wattenmeer und Halligen, Pflegezonebiosphere reserve - buffer zoneIUCN Not Assigned20192 802 km²
- Schleswig-Holsteinisches Wattenmeer und Halligen, Kernzonebiosphere reserve - core areaIUCN Not Assigned20191 581 km²
- Nordfriesisches WattenmeerNature ReserveIUCN IV19821 376 km²
- Wattenmeer nördlich des HindenburgdammesNature ReserveIUCN IV1980203 km²
- Dünenlandschaft Süd-SyltSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20107 km²
- Dünen- und Heidelandschaften Nord- und Mittel-SyltSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20106 km²
- RantumbeckenNature ReserveIUCN IV19836 km²
- NSG RantumbeckenSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20106 km²
- Küstenlandschaft Ost-SyltSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20104 km²
- Rantumer Dünen / SyltNature ReserveIUCN IV19733 km²
- MorsumLandscape Protection AreaIUCN V19682 km²
- Baakdeel-Rantum / SyltNature ReserveIUCN IV19792 km²
- Dünen- und Heidelandschaft Hörnum auf SyltLandscape Protection AreaIUCN V20182 km²
- ArchsumLandscape Protection AreaIUCN V19681 km²
- Rantum (Sylt)Landscape Protection AreaIUCN V20021 km²
- Tipkenhügel (Keitum)Landscape Protection AreaIUCN V19981 km²
- Morsum-KliffNature ReserveIUCN IV19680 km²
- Jükermarsch (Keitum)Landscape Protection AreaIUCN V19980 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN