Ontologia

Division · LKA

Naula

Sri Lanka

AmTropical, monsoon(71 %)

Species observed

1 100

Observations

2 830

Area

283,7km²

Ecological tissue

Sample of 10 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 Naula : 10 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 6 interactions GloBI sur 3 types (connectance 13.3%, filtre Serrano α=0.2).

Espèces affichées
10
Interactions affichées
6
Connectance
0.133
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

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

Species present

1 100 distinct species · 2 830 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 830 obs · 7 cellules
Obs. / cellule
≥ 1 140
1 140–1 139
445–1 139
132–444
< 132

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

Climate

Mean T°

25,5°C

Annual rain

1 586mm

Warmest m°

31,6°C

Coldest m°

19,6°C

Elevation: 309 m on average (min 153 m, max 908 m)

Bioclimatic detailsExpert
Annual mean temp.
25,5°C
Annual rain
1 586mm
Warmest month
31,6°C
Coldest month
19,6°C
Mean alt.
309m
Min
153m
Max
908m
Std. dev.
117m
Köppen-Geiger (dominant)
AmTropical, monsoon(71 %)Tropical

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

Soil & lithology

pH H₂O

5,5

Org. C

44,9g/kg

Clay

32,7%

Sand

37,5%

Silt

29,8%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,5
Org. C
60,6g/kg
Clay
31,3%
Sand
38,3%
Silt
30,4%
5–15 cm
pH H₂O
5,5
Org. C
40,7g/kg
Clay
32,4%
Sand
37,7%
Silt
29,9%
15–30 cm
pH H₂O
5,5
Org. C
33,3g/kg
Clay
34,5%
Sand
36,4%
Silt
29,1%

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

Land cover

Forest79.1%
Crops3.7%
Built-up0.4%
Bare soil0.7%
Other (grassland, water…)16.1%

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

Hydrology2 basins · 1 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

57,4km

Lake surface here

2,32km²

Basins crossed

2

Max stream order

4

Max drainage

2 873km²

Discharge in basins

6,3m³/s

Mean precip.

1 909mm/an

Mean T°

25,7°C

Moisture idx

0,16

Mean runoff

710mm/an

Mean elev. (basins)

337m

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

Human pressure

Pop. density

1hab/km²

Night light

0,1nW

Built-up

36,4%

Pesticides

11,6kg/km²

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

Protected areas11

IUCN Ib · 10IUCN IV · 1

Elahera

IUCN Ib

Reserved Forest · 2013

94 km²

Bowatenna

IUCN Ib

Reserved Forest · 2007

3 km²

Complete list

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