Wilpattu
IUCN IINational Park · 1938
1 313 km²
Division · LKA
Nochchiyagama
Sri Lanka
AwTropical, savannah(100 %)
Species observed
643
Observations
25 542
Area
854,8km²
Ecological tissue
Sample of 33 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 Nochchiyagama : 29 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 31 interactions GloBI sur 3 types (connectance 5.9%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
33
Interactions affichées
31
Connectance
0.059
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
643 distinct species · 25 542 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
27,3°C
Annual rain
1 268mm
Warmest m°
32,8°C
Coldest m°
21,6°C
Elevation: 70 m on average (min 22 m, max 105 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
27,3°C
Annual rain
1 268mm
Warmest month
32,8°C
Coldest month
21,6°C
Mean alt.
70m
Min
22m
Max
105m
Std. dev.
17m
Köppen-Geiger (dominant)
AwTropical, savannah(100 %)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
35,7g/kg
Clay
27,3%
Sand
50,2%
Silt
22,5%
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
5,8
Org. C
45,9g/kg
Clay
26,1%
Sand
51,0%
Silt
22,9%
5–15 cm
pH H₂O
5,8
Org. C
33,3g/kg
Clay
26,5%
Sand
50,9%
Silt
22,6%
15–30 cm
pH H₂O
5,9
Org. C
28,1g/kg
Clay
29,2%
Sand
48,6%
Silt
22,2%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest72.7%
Crops12.7%
Built-up0.3%
Bare soil0.3%
Other (grassland, water…)14.1%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology3 basins · 12 lakes · 7 rivers
Hydrology metrics for this exact territory
Stream length here
64,0km
Lake surface here
2,39km²
Basins crossed
3
Max stream order
4
Max drainage
2 873km²
Discharge in basins
10,2m³/s
Mean precip.
1 278mm/an
Mean T°
27,3°C
Moisture idx
-0,19
Mean runoff
452mm/an
Mean elev. (basins)
101m
Watersheds crossing here
Lakes (12, top by area)
- Lac 1404153area0,6 km²avg depth2.1 m
- Lac 1403957area0,4 km²avg depth1.6 m
- Lac 1404113area0,3 km²avg depth2.2 m
- Lac 1404012area0,3 km²avg depth1.8 m
- Lac 1404064area0,2 km²avg depth2.0 m
- Lac 1404096area0,2 km²avg depth1.7 m
- Lac 1404075area0,2 km²avg depth2.1 m
- Lac 1404117area0,2 km²avg depth1.8 m
- Lac 1403921area0,1 km²avg depth2.1 m
Rivers / streams (7, ord ≥ 4)
- Modaragam Aruord 4len here23.49 km34%total68 km
- Pan Elaord 3len here21.37 km77%total28 km
- Kala Oyaord 4len here12.63 km11%total116 km
- Elaord 1len here5.91 km75%total8 km
- Neela Bemma Anicut Field Canal 3ord 4len here0.26 km10%total2 km
- Gambirisgas Wewa Spill Tail Canalord 1len here0.20 km2%total8 km
- Neela Bemma Anicut Main Canalord 4len here0.12 km1%total11 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
0,0nW
Built-up
28,2%
Pesticides
12,5kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas3
IUCN Ib · 2IUCN II · 1🌊 Marine · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN