Koonwewa
IUCN IbReserved Forest · 2009
0 km²
Division · LKA
Mahawa
Sri Lanka
AmTropical, monsoon(71 %)
Species observed
153
Observations
459
Area
252,9km²
Ecological tissue
Sample of 35 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 Mahawa : 30 espèces reliées par 36 interactions GloBI sur 5 types (connectance 6.1%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
35
Interactions affichées
36
Connectance
0.060
Patrimoniales
0
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
153 distinct species · 459 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
26,8°C
Annual rain
1 414mm
Warmest m°
33,8°C
Coldest m°
21,5°C
Elevation: 93 m on average (min 59 m, max 142 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
26,8°C
Annual rain
1 414mm
Warmest month
33,8°C
Coldest month
21,5°C
Mean alt.
93m
Min
59m
Max
142m
Std. dev.
18m
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
5,7
Org. C
26,9g/kg
Clay
33,2%
Sand
37,4%
Silt
29,5%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,7
Org. C
37,7g/kg
Clay
31,4%
Sand
38,3%
Silt
30,3%
5–15 cm
pH H₂O
5,7
Org. C
24,7g/kg
Clay
32,2%
Sand
38,0%
Silt
29,8%
15–30 cm
pH H₂O
5,7
Org. C
18,2g/kg
Clay
35,8%
Sand
35,8%
Silt
28,4%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest56.5%
Crops13.6%
Built-up1.2%
Bare soil0.5%
Other (grassland, water…)28.3%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology5 basins · 4 lakes · 11 rivers
Hydrology metrics for this exact territory
Stream length here
50,3km
Lake surface here
1,11km²
Basins crossed
5
Max stream order
5
Max drainage
2 164km²
Discharge in basins
31,3m³/s
Mean precip.
1 423mm/an
Mean T°
27,5°C
Moisture idx
-0,11
Mean runoff
612mm/an
Mean elev. (basins)
72m
Watersheds crossing here
Lakes (4, top by area)
Rivers / streams (11, ord ≥ 4)
- RBMCord 2len here16.13 km100%total16 km
- LBMC Abakola Wewaord 1len here8.48 km58%total15 km
- Bemmullegama Wewa Canalord 3len here5.72 km99%total6 km
- Deduru Oyaord 5len here4.64 km3%total160 km
- Liyanage_Wewaord 3len here4.27 km29%total15 km
- Lokahettiy Tank Canalord 1len here3.23 km21%total15 km
- Thalagalla supply canal1ord 3len here2.95 km100%total3 km
- Hakwatuna Oyaord 3len here2.95 km17%total17 km
- Kimbulwana Oyaord 5len here1.86 km5%total34 km
- Ridee Bendi Ella Canalord 5len here0.07 km1%total8 km
- LB 5Aord 2len here≈ tangenttotal5 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
2hab/km²
Night light
0,1nW
Built-up
116,2%
Pesticides
12,2kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN Ib · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN