Madunagala
IUCN IVSanctuary · 1993
18 km²
Division · LKA
Ambalanthota
Sri Lanka
AwTropical, savannah(91 %)
Species observed
189
Observations
1 079
Area
214,1km²
Ecological tissue
Sample of 29 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 Ambalanthota : 24 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 32 interactions GloBI sur 3 types (connectance 7.9%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
29
Interactions affichées
32
Connectance
0.079
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
189 distinct species · 1 079 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
27,1°C
Annual rain
1 131mm
Warmest m°
31,1°C
Coldest m°
23,0°C
Elevation: 19 m on average (min -2 m, max 50 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
27,1°C
Annual rain
1 131mm
Warmest month
31,1°C
Coldest month
23,0°C
Mean alt.
19m
Min
-2m
Max
50m
Std. dev.
10m
Köppen-Geiger (dominant)
AwTropical, savannah(91 %)Tropical
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,7
Org. C
38,7g/kg
Clay
38,5%
Sand
32,9%
Silt
28,7%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,7
Org. C
54,0g/kg
Clay
37,6%
Sand
33,4%
Silt
29,0%
5–15 cm
pH H₂O
5,7
Org. C
36,7g/kg
Clay
37,5%
Sand
33,5%
Silt
29,1%
15–30 cm
pH H₂O
5,7
Org. C
25,3g/kg
Clay
40,3%
Sand
31,7%
Silt
28,0%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest42.5%
Crops27.0%
Built-up1.6%
Bare soil0.6%
Other (grassland, water…)28.3%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology3 basins · 3 lakes · 10 rivers
Hydrology metrics for this exact territory
Stream length here
32,5km
Lake surface here
9,70km²
Basins crossed
3
Max stream order
5
Max drainage
2 513km²
Discharge in basins
3,8m³/s
Mean precip.
1 745mm/an
Mean T°
25,9°C
Moisture idx
0,13
Mean runoff
1 061mm/an
Mean elev. (basins)
215m
Watersheds crossing here
Lakes (3, top by area)
Rivers / streams (10, ord ≥ 4)
- Feeder Canalord 5len here8.06 km100%total8 km
- Walawe Gangaord 5len here5.79 km9%total63 km
- SRB RB 2 Canalord 5len here5.24 km74%total7 km
- Jansegama Canalord 5len here3.20 km100%total3 km
- Canal System - Ridiyagama- RB02ord 2len here3.07 km100%total3 km
- NRB Canalord 5len here2.88 km100%total3 km
- Main Canalord 2len here1.84 km28%total7 km
- WRB Canalord 5len here1.19 km25%total5 km
- Walawe Gangaord 1len here0.98 km100%total1 km
- Canal System - Ridiyagama-FCord 1len here0.29 km3%total9 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
3hab/km²
Night light
0,4nW
Built-up
157,4%
Pesticides
12,7kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas3
IUCN IV · 2IUCN II · 1🌊 Marine · 2
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN