Ontologia

Division · LKA

Welimada

Sri Lanka

AfTropical, rainforest(63 %)

Species observed

465

Observations

11 074

Area

185,2km²

Ecological tissue

Sample of 33 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 Welimada : 31 espèces reliées par 34 interactions GloBI sur 3 types (connectance 6.4%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
34
Connectance
0.064
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

465 distinct species · 11 074 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

11 074 obs · 5 cellules
Obs. / cellule
≥ 5 545
5 545–5 544
2 734–5 544
1 278–2 733
< 1 278

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

Climate

Mean T°

19,2°C

Annual rain

2 037mm

Warmest m°

24,4°C

Coldest m°

13,7°C

Elevation: 1 388 m on average (min 999 m, max 2 149 m)

Bioclimatic detailsExpert
Annual mean temp.
19,2°C
Annual rain
2 037mm
Warmest month
24,4°C
Coldest month
13,7°C
Mean alt.
1 388m
Min
999m
Max
2 149m
Std. dev.
263m
Köppen-Geiger (dominant)
AfTropical, rainforest(63 %)Tropical

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

Soil & lithology

pH H₂O

5,2

Org. C

58,4g/kg

Clay

39,0%

Sand

33,3%

Silt

27,7%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,2
Org. C
75,1g/kg
Clay
37,9%
Sand
34,0%
Silt
28,1%
5–15 cm
pH H₂O
5,2
Org. C
63,9g/kg
Clay
38,2%
Sand
33,8%
Silt
27,9%
15–30 cm
pH H₂O
5,2
Org. C
36,2g/kg
Clay
40,8%
Sand
32,1%
Silt
27,1%

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

Land cover

Forest60.8%
Crops6.9%
Built-up2.7%
Bare soil1.1%
Other (grassland, water…)28.4%

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

Hydrology3 basins · 1 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

30,6km

Lake surface here

0,26km²

Basins crossed

3

Max stream order

3

Max drainage

2 513km²

Discharge in basins

6,0m³/s

Mean precip.

2 040mm/an

Mean T°

20,4°C

Moisture idx

0,31

Mean runoff

980mm/an

Mean elev. (basins)

1 208m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

5hab/km²

Night light

0,3nW

Built-up

271,6%

Pesticides

12,0kg/km²

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

Protected areas8

IUCN Ia · 2IUCN Ib · 2IUCN Not Applicable · 1IUCN II · 1IUCN Not Reported · 1IUCN IV · 1

Ohiya

IUCN Ia

Conservation Forest · 2013

12 km²

Hakgala

IUCN Not Reported

Forest Reserve

12 km²

Hakgala

IUCN Ia

Strict Nature Reserve · 1938

11 km²

Complete list

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