Ontologia

Division · LKA

Doluwa

Sri Lanka

AfTropical, rainforest(93 %)

Species observed

274

Observations

2 676

Area

95,7km²

Ecological tissue

Sample of 23 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 Doluwa : 20 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 19 interactions GloBI sur 3 types (connectance 7.5%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
23
Interactions affichées
19
Connectance
0.075
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

274 distinct species · 2 676 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 676 obs · 2 cellules
Obs. / cellule
≥ 1 914
1 914–1 913
1 914–1 913
1 914–1 913
< 1 914

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

Climate

Mean T°

21,9°C

Annual rain

2 406mm

Warmest m°

27,2°C

Coldest m°

17,2°C

Elevation: 889 m on average (min 488 m, max 1 664 m)

Bioclimatic detailsExpert
Annual mean temp.
21,9°C
Annual rain
2 406mm
Warmest month
27,2°C
Coldest month
17,2°C
Mean alt.
889m
Min
488m
Max
1 664m
Std. dev.
261m
Köppen-Geiger (dominant)
AfTropical, rainforest(93 %)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

44,1g/kg

Clay

38,6%

Sand

34,9%

Silt

26,5%

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
52,7g/kg
Clay
37,6%
Sand
35,6%
Silt
26,8%
5–15 cm
pH H₂O
5,2
Org. C
42,5g/kg
Clay
38,2%
Sand
35,0%
Silt
26,8%
15–30 cm
pH H₂O
5,2
Org. C
37,0g/kg
Clay
39,9%
Sand
34,2%
Silt
25,9%

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

Land cover

Forest82.9%
Crops1.1%
Built-up1.3%
Bare soil0.2%
Other (grassland, water…)14.5%

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

Hydrology1 basins · 0 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

28,5km

Basins crossed

1

Max stream order

4

Max drainage

2 369km²

Discharge in basins

3,1m³/s

Mean precip.

2 556mm/an

Mean T°

21,7°C

Moisture idx

0,42

Mean runoff

996mm/an

Mean elev. (basins)

984m

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

Human pressure

Pop. density

4hab/km²

Night light

0,1nW

Built-up

128,1%

Pesticides

11,8kg/km²

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

Protected areas2

IUCN Ia · 1IUCN VI · 1

Hantana EPA

IUCN VI

Environmental Protection Area (EPA) · 2010

38 km²

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