Division · LKA
Kolonnawa
Sri Lanka
Species observed
340
Observations
21 773
Area
26,2km²
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).
Indicateurs du tissu écologique
Tissu écologique de Kolonnawa : 38 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 40 interactions GloBI sur 3 types (connectance 4.6%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
340 distinct species · 21 773 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
27,1°C
Annual rain
2 286mm
Warmest m°
31,7°C
Coldest m°
22,9°C
Elevation: 7 m on average (min 3 m, max 12 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Land cover
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 3 rivers
Hydrology metrics for this exact territory
Stream length here
7,1km
Basins crossed
1
Max stream order
5
Max drainage
2 325km²
Discharge in basins
1,2m³/s
Mean precip.
3 344mm/an
Mean T°
25,2°C
Moisture idx
0,54
Mean runoff
1 234mm/an
Mean elev. (basins)
373m
Watersheds crossing here
Rivers / streams (3, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
64hab/km²
Night light
10,5nW
Built-up
2 750,9%
Pesticides
14,7kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)