Ontologia

Division · LKA

Lunugamvehera

Sri Lanka

AwTropical, savannah(100 %)

Species observed

314

Observations

7 404

Area

279,6km²

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 Lunugamvehera : 28 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 30 interactions GloBI sur 3 types (connectance 6.5%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
31
Interactions affichées
30
Connectance
0.065
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

314 distinct species · 7 404 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

7 404 obs · 8 cellules
Obs. / cellule
≥ 3 082
3 082–3 081
1 256–3 081
982–1 255
< 982

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

Climate

Mean T°

27,2°C

Annual rain

1 058mm

Warmest m°

32,9°C

Coldest m°

21,9°C

Elevation: 57 m on average (min 4 m, max 105 m)

Bioclimatic detailsExpert
Annual mean temp.
27,2°C
Annual rain
1 058mm
Warmest month
32,9°C
Coldest month
21,9°C
Mean alt.
57m
Min
4m
Max
105m
Std. dev.
21m
Köppen-Geiger (dominant)
AwTropical, savannah(100 %)Tropical

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

Soil & lithology

pH H₂O

6,0

Org. C

26,6g/kg

Clay

37,6%

Sand

37,1%

Silt

25,4%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: paGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,0
Org. C
37,7g/kg
Clay
36,3%
Sand
37,9%
Silt
25,9%
5–15 cm
pH H₂O
6,0
Org. C
22,8g/kg
Clay
36,6%
Sand
37,7%
Silt
25,6%
15–30 cm
pH H₂O
6,0
Org. C
19,4g/kg
Clay
39,8%
Sand
35,6%
Silt
24,6%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest50.3%
Crops22.3%
Built-up0.6%
Bare soil0.5%
Other (grassland, water…)26.4%

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

Hydrology1 basins · 10 lakes · 15 rivers

Hydrology metrics for this exact territory

Stream length here

57,0km

Lake surface here

10,78km²

Basins crossed

1

Max stream order

4

Max drainage

2 005km²

Discharge in basins

0,5m³/s

Mean precip.

1 298mm/an

Mean T°

26,3°C

Moisture idx

-0,12

Mean runoff

738mm/an

Mean elev. (basins)

159m

Watersheds crossing here

Lakes (10, top by area)

1 more lakes

Rivers / streams (15, ord ≥ 4)

3 more river segments

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

Human pressure

Pop. density

1hab/km²

Night light

0,2nW

Built-up

55,1%

Pesticides

12,5kg/km²

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

Protected areas6

IUCN II · 2IUCN Ib · 1IUCN Not Reported · 1IUCN Not Applicable · 1IUCN IV · 1🌊 Marine · 3

Bundala

IUCN Not Reported

Wetland of International Importance (Ramsar Site) · 1990

50 km²

Bundala

IUCN Not Applicable

UNESCO-MAB Biosphere Reserve · 2005

47 km²

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