Ontologia

Division · LKA

Bulathsinhala

Sri Lanka

AfTropical, rainforest(100 %)

Species observed

299

Observations

3 333

Area

213,1km²

Ecological tissue

Sample of 25 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 Bulathsinhala : 23 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 19 interactions GloBI sur 3 types (connectance 6.3%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
25
Interactions affichées
19
Connectance
0.063
Patrimoniales
3
Plus dense que (national)0 %(top 100%)

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

Species present

299 distinct species · 3 333 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 333 obs · 5 cellules
Obs. / cellule
≥ 2 474
2 474–2 473
380–2 473
371–379
< 371

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

Climate

Mean T°

26,0°C

Annual rain

2 972mm

Warmest m°

30,7°C

Coldest m°

21,6°C

Elevation: 64 m on average (min 10 m, max 339 m)

Bioclimatic detailsExpert
Annual mean temp.
26,0°C
Annual rain
2 972mm
Warmest month
30,7°C
Coldest month
21,6°C
Mean alt.
64m
Min
10m
Max
339m
Std. dev.
50m
Köppen-Geiger (dominant)
AfTropical, rainforest(100 %)Tropical

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

Soil & lithology

pH H₂O

5,3

Org. C

71,2g/kg

Clay

37,4%

Sand

29,4%

Silt

33,2%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,2
Org. C
72,7g/kg
Clay
36,2%
Sand
30,5%
Silt
33,2%
5–15 cm
pH H₂O
5,2
Org. C
68,3g/kg
Clay
37,2%
Sand
29,4%
Silt
33,3%
15–30 cm
pH H₂O
5,3
Org. C
72,6g/kg
Clay
38,8%
Sand
28,1%
Silt
33,0%

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

Land cover

Forest73.5%
Crops7.6%
Built-up0.7%
Bare soil0.1%
Other (grassland, water…)18.1%

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

Hydrology4 basins · 0 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

56,6km

Basins crossed

4

Max stream order

5

Max drainage

2 942km²

Discharge in basins

20,5m³/s

Mean precip.

3 815mm/an

Mean T°

25,8°C

Moisture idx

0,61

Mean runoff

1 477mm/an

Mean elev. (basins)

233m

Watersheds crossing here

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

Human pressure

Pop. density

3hab/km²

Night light

0,2nW

Built-up

73,4%

Pesticides

12,8kg/km²

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

Protected areas5

IUCN Ia · 3IUCN Ib · 2

Ingiriya

IUCN Ib

Reserved Forest · 1929

4 km²

Mahagama

IUCN Ia

Conservation Forest · 2007

2 km²

Kudaganga

IUCN Ib

Reserved Forest · 1979

1 km²

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