Commune · IND
Pattukkottai
India
Species observed
346
Observations
12 641
Area
695,5km²
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).
Indicateurs du tissu écologique
Tissu écologique de Pattukkottai : 28 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 31 interactions GloBI sur 4 types (connectance 5.9%, filtre Serrano α=0.2). 5 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
346 distinct species · 12 641 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
28,6°C
Annual rain
1 154mm
Warmest m°
36,4°C
Coldest m°
21,0°C
Elevation: 18 m on average (min -18 m, max 47 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
6,6
Org. C
25,0g/kg
Clay
37,1%
Sand
30,4%
Silt
32,5%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: mtGLiMaggregated to Thanjavur
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)
Hydrology4 basins · 16 lakes · 9 rivers
Hydrology metrics for this exact territory
Stream length here
134,4km
Lake surface here
8,30km²
Basins crossed
4
Max stream order
4
Max drainage
1 651km²
Discharge in basins
2,6m³/s
Mean precip.
1 004mm/an
Mean T°
28,7°C
Moisture idx
-0,38
Mean runoff
236mm/an
Mean elev. (basins)
43m
Watersheds crossing here
Lakes (16, top by area)
- Lake #79769area3,3 km²avg depth0.9 m
- Lac 1402200area0,7 km²avg depth1.7 m
- Lac 1402158area0,7 km²avg depth2.3 m
- Lac 1402160area0,6 km²avg depth1.6 m
- Lac 1402040area0,5 km²avg depth1.8 m
- Lac 1402197area0,4 km²avg depth1.1 m
- Lac 1402150area0,3 km²avg depth2.3 m
- Lac 1402187area0,3 km²avg depth1.3 m
- Lac 1402181area0,3 km²avg depth1.3 m
Rivers / streams (9, ord ≥ 4)
- Grand Anaicut Canalord 3len here32.23 km58%total55 km
- Maharajasamudram Riverord 3len here25.37 km38%total66 km
- Kattar Riverord 2len here25.16 km70%total36 km
- Nasuvunni Riverord 2len here24.09 km34%total71 km
- Pamani Riverord 3len here11.56 km15%total76 km
- Agniarord 4len here6.55 km11%total59 km
- Grand Anaicut Canalord 2len here4.95 km10%total51 km
- Ambullar Riverord 3len here3.96 km13%total32 km
- Yadavaord 1len here0.50 km2%total23 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
5hab/km²
Night light
0,9nW
Built-up
160,2%
Pesticides
4,1kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)