Commune · IND
Namakkal
India
Species observed
493
Observations
34 534
Area
1 768,6km²
Ecological tissue
Sample of 27 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).
Indicateurs du tissu écologique
Tissu écologique de Namakkal : 18 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 39 interactions GloBI sur 3 types (connectance 9.6%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
493 distinct species · 34 534 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
27,8°C
Annual rain
821mm
Warmest m°
36,9°C
Coldest m°
18,7°C
Elevation: 269 m on average (min 107 m, max 1 263 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
7,0
Org. C
19,3g/kg
Clay
32,6%
Sand
36,1%
Silt
31,3%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: paGLiMaggregated to Namakkal
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology11 basins · 2 lakes · 7 rivers
Hydrology metrics for this exact territory
Stream length here
152,0km
Lake surface here
0,85km²
Basins crossed
11
Max stream order
6
Max drainage
70 447km²
Discharge in basins
625,4m³/s
Mean precip.
769mm/an
Mean T°
28,0°C
Moisture idx
-0,57
Mean runoff
58mm/an
Mean elev. (basins)
247m
Watersheds crossing here
- Bassin de North Bank Canalsub-area696,7 km²overlap579.02 km²33%
- Bassin de Thirumanimutharsub-area2 159,8 km²overlap428.70 km²24%
- Bassin de Kaverisub-area392,2 km²overlap259.19 km²15%
- Bassin de Aiyarsub-area1 198 km²overlap164.23 km²9%
- Bassin de Kaverisub-area588,7 km²overlap160.15 km²9%
- Bassin de Kaverisub-area152,3 km²overlap95.37 km²5%
- Bassin de Kaverisub-area64,7 km²overlap45.25 km²3%
- Bassin de Kattalai High Level Channelsub-area1 198,2 km²overlap30.59 km²2%
- Bassin de Noyyalsub-area3 540 km²overlap2.59 km²0%
2 more basinssorted by overlap
Lakes (2, top by area)
Rivers / streams (7, ord ≥ 4)
- Kaveriord 6len here73.90 km7%total1103 km
- Thirumanimutharord 6len here55.03 km60%total92 km
- Raja Vaikkalord 1len here9.72 km100%total10 km
- Raja vaikal 2ord 1len here7.99 km100%total8 km
- Kalingaryan Canalord 3len here2.21 km12%total19 km
- Noyyalord 4len here2.06 km1%total297 km
- Akkarai Vaikkalord 3len here1.10 km100%total1 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
4hab/km²
Night light
1,4nW
Built-up
246,6%
Pesticides
4,5kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)