Ontologia

Division · LKA

Narammala

Sri Lanka

AfTropical, rainforest(73 %)

Species observed

115

Observations

529

Area

108,9km²

Ecological tissue

Sample of 43 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 Narammala : 41 espèces dont 4 patrimoniales (LR IUCN CR/EN/VU) reliées par 35 interactions GloBI sur 3 types (connectance 3.9%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
43
Interactions affichées
35
Connectance
0.039
Patrimoniales
4
Plus dense que (national)0 %(top 100%)

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

Species present

115 distinct species · 529 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

529 obs · 3 cellules
Obs. / cellule
≥ 236
236–235
236–235
147–235
< 147

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

Climate

Mean T°

26,6°C

Annual rain

1 956mm

Warmest m°

33,5°C

Coldest m°

21,8°C

Elevation: 70 m on average (min 43 m, max 124 m)

Bioclimatic detailsExpert
Annual mean temp.
26,6°C
Annual rain
1 956mm
Warmest month
33,5°C
Coldest month
21,8°C
Mean alt.
70m
Min
43m
Max
124m
Std. dev.
14m
Köppen-Geiger (dominant)
AfTropical, rainforest(73 %)Tropical

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

Soil & lithology

pH H₂O

5,4

Org. C

30,8g/kg

Clay

36,7%

Sand

34,5%

Silt

28,8%

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

Dominant lithology: paGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,4
Org. C
38,5g/kg
Clay
35,0%
Sand
35,3%
Silt
29,6%
5–15 cm
pH H₂O
5,4
Org. C
30,6g/kg
Clay
36,5%
Sand
34,8%
Silt
28,7%
15–30 cm
pH H₂O
5,4
Org. C
23,3g/kg
Clay
38,6%
Sand
33,4%
Silt
28,0%

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

Land cover

Forest68.0%
Crops8.1%
Built-up2.6%
Bare soil0.1%
Other (grassland, water…)21.2%

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

Hydrology2 basins · 0 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

14,1km

Basins crossed

2

Max stream order

4

Max drainage

1 516km²

Discharge in basins

3,1m³/s

Mean precip.

2 304mm/an

Mean T°

26,7°C

Moisture idx

0,31

Mean runoff

928mm/an

Mean elev. (basins)

175m

Watersheds crossing here

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

Human pressure

Pop. density

5hab/km²

Night light

0,6nW

Built-up

264,9%

Pesticides

12,7kg/km²

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

Protected areas2

IUCN Ib · 1IUCN Ia · 1

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