Ontologia

Division · LKA

Dehiwala-Mount Lavinia

Sri Lanka

AfTropical, rainforest(100 %)

Species observed

489

Observations

65 536

Area

22km²

Ecological tissue

Sample of 31 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 Dehiwala-Mount Lavinia : 26 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 37 interactions GloBI sur 3 types (connectance 8.0%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
31
Interactions affichées
37
Connectance
0.080
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

489 distinct species · 65 536 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

65 536 obs · 1 cellules
Obs. / cellule
≥ 65 536
65 536–65 535
65 536–65 535
65 536–65 535
< 65 536

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

27,0°C

Annual rain

2 250mm

Warmest m°

31,1°C

Coldest m°

23,1°C

Elevation: 6 m on average (min -11 m, max 12 m)

Bioclimatic detailsExpert
Annual mean temp.
27,0°C
Annual rain
2 250mm
Warmest month
31,1°C
Coldest month
23,1°C
Mean alt.
6m
Min
-11m
Max
12m
Std. dev.
4m
Köppen-Geiger (dominant)
AfTropical, rainforest(100 %)Tropical

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Land cover

Forest2.4%
Crops0.9%
Built-up33.3%
Bare soil0.1%
Other (grassland, water…)63.4%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology2 basins · 1 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

3,7km

Lake surface here

0,02km²

Basins crossed

2

Max stream order

2

Max drainage

2 325km²

Discharge in basins

0,1m³/s

Mean precip.

2 840mm/an

Mean T°

26,9°C

Moisture idx

0,49

Mean runoff

1 290mm/an

Mean elev. (basins)

21m

Watersheds crossing here

Lakes (1, top by area)

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

72hab/km²

Night light

13,2nW

Built-up

3 329,1%

Pesticides

15,7kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)

Protected areas2

IUCN V · 1IUCN IV · 1🌊 Marine · 1

Bolgoda EPA

IUCN V

Environmental Protection Area (EPA) · 2009

19 km²

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN