Vanhankaupunginlahti, Laajalahti
IUCN IVWetland of International Importance (Ramsar Site) · 1974
5 km²
Subdivision · FIN
Finland
Species observed
16 311
Observations
1 321 937
Area
177,3km²
Sample of 35 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).
Tissu écologique de Helsinki : 24 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 90 interactions GloBI sur 6 types (connectance 14.3%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
16 311 distinct species · 1 321 937 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Mean T°
5,4°C
Annual rain
703mm
Warmest m°
20,8°C
Coldest m°
-8,6°C
Elevation: 16 m on average (min -23 m, max 41 m)
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Hydrology metrics for this exact territory
Stream length here
15,7km
Basins crossed
3
Max stream order
3
Max drainage
1 180km²
Discharge in basins
1,8m³/s
Mean precip.
647mm/an
Mean T°
4,8°C
Moisture idx
0,19
Max snow
41%
Mean runoff
351mm/an
Mean elev. (basins)
32m
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Wetland of International Importance (Ramsar Site) · 1974
5 km²
Special Areas of Conservation (Habitats Directive) · 2015
4 km²
Special Protection Area (Birds Directive) · 1998
4 km²
Special Areas of Conservation (Habitats Directive) · 2015
3 km²
Special Protection Area (Birds Directive) · 1998
3 km²
Private Nature Reserve · 1962
3 km²
+ 13 protected areas (top 60 shown)
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN