Commune · IND
Karaikkudi
India
Species observed
210
Observations
11 896
Area
595,7km²
Ecological tissue
Sample of 28 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 Karaikkudi : 18 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 45 interactions GloBI sur 3 types (connectance 11.9%, filtre Serrano α=0.2). 10 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
210 distinct species · 11 896 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
28,7°C
Annual rain
972mm
Warmest m°
37,7°C
Coldest m°
20,2°C
Elevation: 77 m on average (min 35 m, max 121 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
7,4
Org. C
20,2g/kg
Clay
35,4%
Sand
36,3%
Silt
28,3%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiMaggregated to Sivaganga
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)
Hydrology6 basins · 34 lakes · 3 rivers
Hydrology metrics for this exact territory
Stream length here
32,4km
Lake surface here
9,16km²
Basins crossed
6
Max stream order
4
Max drainage
2 282km²
Discharge in basins
1,8m³/s
Mean precip.
900mm/an
Mean T°
28,8°C
Moisture idx
-0,46
Mean runoff
140mm/an
Mean elev. (basins)
63m
Watersheds crossing here
- Bassin de Palarsub-area511,8 km²overlap221.86 km²37%
- Bassin de Pāmbanārsub-area435,5 km²overlap207.08 km²35%
- Bassin de Saruganiyaarusub-area1 786,8 km²overlap141.81 km²24%
- Bassin de Pāmbanārsub-area758,6 km²overlap24.32 km²4%
- Bassin de Palarsub-area557,9 km²overlap0.34 km²0%
- Bassin de Palarsub-area94,6 km²overlap0.32 km²0%
Lakes (34, top by area)
- Lac 1402439area0,9 km²avg depth1.8 m
- Lac 1402481area0,7 km²avg depth1.2 m
- Lac 1402386area0,5 km²avg depth1.9 m
- Lac 1402390area0,5 km²avg depth1.8 m
- Lac 1402411area0,5 km²avg depth1.8 m
- Lac 1402465area0,4 km²avg depth1.4 m
- Lac 1402423area0,4 km²avg depth1.7 m
- Lac 1402370area0,4 km²avg depth1.7 m
- Lac 1402462area0,4 km²avg depth0.9 m
25 more lakes
- Lac 1402394area0,4 km²avg depth1.6 m
- Lac 1402444area0,3 km²avg depth1.5 m
- Lac 1402474area0,3 km²avg depth1.0 m
- Lac 1402435area0,3 km²avg depth1.8 m
- Lac 1402383area0,3 km²avg depth1.2 m
- Lac 1402432area0,3 km²avg depth1.3 m
- Lac 1402419area0,2 km²avg depth1.6 m
- Lac 1402416area0,2 km²avg depth1.5 m
- Lac 1402387area0,2 km²avg depth1.2 m
- Lac 1402378area0,2 km²avg depth2.2 m
- Lac 1402451area0,2 km²avg depth1.0 m
- Lac 1402430area0,2 km²avg depth1.0 m
- Lac 1402284area0,2 km²avg depth1.5 m
- Lac 1402382area0,2 km²avg depth1.1 m
- Lac 1402442area0,2 km²avg depth1.4 m
- Lac 1402325area0,2 km²avg depth1.4 m
- Lac 1402330area0,2 km²avg depth2.0 m
- Lac 1402314area0,2 km²avg depth1.9 m
- Lac 1402415area0,2 km²avg depth1.3 m
- Lac 1402467area0,2 km²avg depth0.8 m
- Lac 1402373area0,2 km²avg depth1.5 m
- Lac 1402395area0,1 km²avg depth0.9 m
- Lac 1402450area0,1 km²avg depth1.5 m
- Lac 1402468area0,1 km²avg depth1.1 m
- Lac 1402441area0,1 km²avg depth1.3 m
Rivers / streams (3, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
5hab/km²
Night light
1,0nW
Built-up
172,4%
Pesticides
4,1kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)