Malassnagala
IUCN IbReserved Forest · 2012
97 km²
Division · LKA
Sooriyawewa
Sri Lanka
AwTropical, savannah(91 %)
Species observed
149
Observations
302
Area
185,7km²
Ecological tissue
Sample of 44 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 Sooriyawewa : 41 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 43 interactions GloBI sur 3 types (connectance 4.5%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
44
Interactions affichées
43
Connectance
0.045
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
149 distinct species · 302 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
27,2°C
Annual rain
1 078mm
Warmest m°
32,5°C
Coldest m°
21,7°C
Elevation: 57 m on average (min 17 m, max 90 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
27,2°C
Annual rain
1 078mm
Warmest month
32,5°C
Coldest month
21,7°C
Mean alt.
57m
Min
17m
Max
90m
Std. dev.
17m
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
5,8
Org. C
26,4g/kg
Clay
38,0%
Sand
36,2%
Silt
25,7%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: mtGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,8
Org. C
37,5g/kg
Clay
36,2%
Sand
37,3%
Silt
26,4%
5–15 cm
pH H₂O
5,8
Org. C
23,6g/kg
Clay
36,6%
Sand
37,1%
Silt
26,3%
15–30 cm
pH H₂O
5,8
Org. C
18,1g/kg
Clay
41,2%
Sand
34,3%
Silt
24,4%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest47.7%
Crops21.1%
Built-up1.1%
Bare soil0.9%
Other (grassland, water…)29.2%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 5 lakes · 11 rivers
Hydrology metrics for this exact territory
Stream length here
27,8km
Lake surface here
1,13km²
Basins crossed
2
Max stream order
5
Max drainage
2 513km²
Discharge in basins
4,9m³/s
Mean precip.
1 743mm/an
Mean T°
25,5°C
Moisture idx
0,09
Mean runoff
984mm/an
Mean elev. (basins)
303m
Watersheds crossing here
Lakes (5, top by area)
Rivers / streams (11, ord ≥ 4)
- Walawe Gangaord 5len here10.41 km16%total63 km
- Main Canalord 2len here3.18 km48%total7 km
- Ranmuduwewa RBMC 4 Elaord 2len here2.97 km84%total4 km
- Weherapalassa Wewa LBMCord 2len here2.88 km100%total3 km
- Mahagalwewa DC01ord 2len here2.57 km54%total5 km
- Mahaidiwewa RBord 1len here1.80 km100%total2 km
- Pahalakumbuk Wewa -LBord 1len here1.61 km100%total2 km
- Mauara LB MCord 2len here1.34 km12%total11 km
- Mahagalwewa DC02ord 1len here0.69 km100%total1 km
- WRB Canalord 5len here0.33 km7%total5 km
- Malala Oyaord 3len here≈ tangenttotal5 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
2hab/km²
Night light
0,5nW
Built-up
113,1%
Pesticides
12,1kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN Ib · 1IUCN IV · 1
Madunagala
IUCN IVSanctuary · 1993
18 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN