Ontologia

Division · LKA

Kahawatta

Sri Lanka

AfTropical, rainforest(100 %)

Species observed

265

Observations

1 771

Area

102,8km²

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 Kahawatta : 31 espèces dont 7 patrimoniales (LR IUCN CR/EN/VU) reliées par 28 interactions GloBI sur 3 types (connectance 5.3%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
28
Connectance
0.053
Patrimoniales
7
Plus dense que (national)0 %(top 100%)

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

Species present

265 distinct species · 1 771 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 771 obs · 3 cellules
Obs. / cellule
≥ 1 314
1 314–1 313
1 314–1 313
275–1 313
< 275

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

Climate

Mean T°

24,1°C

Annual rain

2 717mm

Warmest m°

29,1°C

Coldest m°

19,1°C

Elevation: 378 m on average (min 127 m, max 906 m)

Bioclimatic detailsExpert
Annual mean temp.
24,1°C
Annual rain
2 717mm
Warmest month
29,1°C
Coldest month
19,1°C
Mean alt.
378m
Min
127m
Max
906m
Std. dev.
185m
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

63,5g/kg

Clay

41,1%

Sand

31,2%

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
74,9g/kg
Clay
40,1%
Sand
32,2%
Silt
27,7%
5–15 cm
pH H₂O
5,2
Org. C
59,3g/kg
Clay
41,3%
Sand
31,1%
Silt
27,7%
15–30 cm
pH H₂O
5,2
Org. C
56,2g/kg
Clay
42,0%
Sand
30,4%
Silt
27,6%

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

Land cover

Forest80.1%
Crops3.9%
Built-up0.7%
Bare soil0.1%
Other (grassland, water…)15.2%

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

Hydrology3 basins · 0 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

17,9km

Basins crossed

3

Max stream order

3

Max drainage

915km²

Discharge in basins

4,9m³/s

Mean precip.

3 441mm/an

Mean T°

25,5°C

Moisture idx

0,56

Mean runoff

1 384mm/an

Mean elev. (basins)

311m

Watersheds crossing here

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

Human pressure

Pop. density

4hab/km²

Night light

0,1nW

Built-up

67,0%

Pesticides

12,0kg/km²

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

Protected areas4

IUCN Ib · 4

Madampe

IUCN Ib

Reserved Forest · 1982

2 km²

Pannila

IUCN Ib

Reserved Forest · 1893

1 km²

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