Ontologia

Division · LKA

Athuraliya

Sri Lanka

AfTropical, rainforest(100 %)

Species observed

148

Observations

1 654

Area

67,8km²

Ecological tissue

Sample of 29 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 Athuraliya : 27 espèces dont 5 patrimoniales (LR IUCN CR/EN/VU) reliées par 22 interactions GloBI sur 3 types (connectance 5.4%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
29
Interactions affichées
22
Connectance
0.054
Patrimoniales
5
Plus dense que (national)0 %(top 100%)

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

Species present

148 distinct species · 1 654 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 654 obs · 3 cellules
Obs. / cellule
≥ 1 139
1 139–1 138
1 139–1 138
417–1 138
< 417

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

Climate

Mean T°

26,3°C

Annual rain

2 101mm

Warmest m°

30,8°C

Coldest m°

22,4°C

Elevation: 48 m on average (min 8 m, max 289 m)

Bioclimatic detailsExpert
Annual mean temp.
26,3°C
Annual rain
2 101mm
Warmest month
30,8°C
Coldest month
22,4°C
Mean alt.
48m
Min
8m
Max
289m
Std. dev.
48m
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

5,2

Org. C

60,6g/kg

Clay

37,0%

Sand

35,3%

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
61,8g/kg
Clay
35,9%
Sand
36,7%
Silt
27,5%
5–15 cm
pH H₂O
5,2
Org. C
57,6g/kg
Clay
36,2%
Sand
35,7%
Silt
28,1%
15–30 cm
pH H₂O
5,3
Org. C
62,3g/kg
Clay
39,0%
Sand
33,6%
Silt
27,4%

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

Land cover

Forest74.8%
Crops7.6%
Built-up0.8%
Bare soil0.1%
Other (grassland, water…)16.7%

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

Hydrology1 basins · 1 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

13,8km

Lake surface here

0,14km²

Basins crossed

1

Max stream order

3

Max drainage

1 042km²

Discharge in basins

2,9m³/s

Mean precip.

2 679mm/an

Mean T°

26,2°C

Moisture idx

0,49

Mean runoff

1 270mm/an

Mean elev. (basins)

143m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

4hab/km²

Night light

0,1nW

Built-up

85,1%

Pesticides

13,2kg/km²

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

Protected areas3

IUCN Ib · 3

Welihena

IUCN Ib

Reserved Forest · 1935

3 km²

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