Ontologia

District · lka

Galle

Sri Lanka

AfTropical, rainforest(100 %)

Species observed

2 186

Observations

87 298

Area

1 614,5km²

Ecological tissue

Sample of 27 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 Galle : 23 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 27 interactions GloBI sur 4 types (connectance 7.7%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
27
Interactions affichées
27
Connectance
0.077
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

2 186 distinct species · 87 298 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

87 298 obs · 44 cellules
Obs. / cellule
≥ 37 969
2 520–37 968
869–2 519
415–868
< 415

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

Climate

Mean T°

26,1°C

Annual rain

2 565mm

Warmest m°

29,6°C

Coldest m°

22,8°C

Elevation: 66 m on average (min -7 m, max 621 m)

Bioclimatic detailsExpert
Annual mean temp.
26,1°C
Annual rain
2 565mm
Warmest month
29,6°C
Coldest month
22,8°C
Mean alt.
66m
Min
-7m
Max
621m
Std. dev.
90m
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

76,9g/kg

Clay

37,9%

Sand

31,1%

Silt

31,0%

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

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,2
Org. C
82,1g/kg
Clay
36,8%
Sand
32,1%
Silt
31,0%
5–15 cm
pH H₂O
5,2
Org. C
74,2g/kg
Clay
37,6%
Sand
31,1%
Silt
31,2%
15–30 cm
pH H₂O
5,3
Org. C
74,5g/kg
Clay
39,3%
Sand
30,1%
Silt
30,6%

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

Land cover

Forest66.7%
Crops8.0%
Built-up2.2%
Bare soil0.2%
Other (grassland, water…)23.0%

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

Hydrology8 basins · 10 lakes · 7 rivers

Hydrology metrics for this exact territory

Stream length here

69,2km

Lake surface here

16,99km²

Basins crossed

8

Max stream order

4

Max drainage

1 042km²

Discharge in basins

75,5m³/s

Mean precip.

3 104mm/an

Mean T°

26,3°C

Moisture idx

0,57

Mean runoff

1 420mm/an

Mean elev. (basins)

112m

Watersheds crossing here

Lakes (10, top by area)

1 more lakes

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

Human pressure

Pop. density

6hab/km²

Night light

0,5nW

Built-up

218,0%

Pesticides

13,2kg/km²

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

Protected areas33

IUCN Ib · 16IUCN Ia · 5IUCN IV · 5IUCN Not Applicable · 3IUCN Not Reported · 3IUCN II · 1🌊 Marine · 3📍 Point sites · 1

Sinharaja

IUCN Not Reported

Reserved Forest · 1934

65 km²

Kanneliya

IUCN Ib

Reserved Forest · 1934

61 km²

Complete list

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

Sub-administrations18