Ontologia

Division · LKA

Medadumbara

Sri Lanka

AfTropical, rainforest(97 %)

Species observed

1 157

Observations

3 602

Area

190,9km²

Ecological tissue

Sample of 28 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 Medadumbara : 26 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 23 interactions GloBI sur 3 types (connectance 6.1%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
28
Interactions affichées
23
Connectance
0.061
Patrimoniales
3
Plus dense que (national)0 %(top 100%)

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

Species present

1 157 distinct species · 3 602 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 602 obs · 6 cellules
Obs. / cellule
≥ 1 276
1 276–1 275
854–1 275
699–853
< 699

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

Climate

Mean T°

23,1°C

Annual rain

1 521mm

Warmest m°

28,8°C

Coldest m°

17,4°C

Elevation: 766 m on average (min 266 m, max 1 526 m)

Bioclimatic detailsExpert
Annual mean temp.
23,1°C
Annual rain
1 521mm
Warmest month
28,8°C
Coldest month
17,4°C
Mean alt.
766m
Min
266m
Max
1 526m
Std. dev.
300m
Köppen-Geiger (dominant)
AfTropical, rainforest(97 %)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

40,1g/kg

Clay

32,6%

Sand

39,0%

Silt

28,4%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,3
Org. C
54,7g/kg
Clay
31,8%
Sand
39,4%
Silt
28,9%
5–15 cm
pH H₂O
5,3
Org. C
39,9g/kg
Clay
32,1%
Sand
39,3%
Silt
28,5%
15–30 cm
pH H₂O
5,4
Org. C
25,8g/kg
Clay
33,9%
Sand
38,5%
Silt
27,7%

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

Land cover

Forest79.2%
Crops1.8%
Built-up0.9%
Bare soil0.8%
Other (grassland, water…)17.3%

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

Hydrology2 basins · 2 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

32,5km

Lake surface here

8,02km²

Basins crossed

2

Max stream order

4

Max drainage

4 722km²

Discharge in basins

6,2m³/s

Mean precip.

2 552mm/an

Mean T°

21,7°C

Moisture idx

0,42

Mean runoff

994mm/an

Mean elev. (basins)

980m

Watersheds crossing here

Lakes (2, top by area)

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

Human pressure

Pop. density

3hab/km²

Night light

0,1nW

Built-up

89,6%

Pesticides

11,8kg/km²

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

Protected areas8

IUCN Ib · 4IUCN Ia · 2IUCN Not Applicable · 1IUCN IV · 1

Knuckles

IUCN Ia

Conservation Forest · 2000

313 km²

Knuckles EPA

IUCN Ia

Environmental Protection Area (EPA) · 2007

313 km²

Complete list

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