District · IND
Alappuzha
India
Species observed
2 028
Observations
661 213
Area
1 245,3km²
Ecological tissue
Sample of 24 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 Alappuzha : 17 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 36 interactions GloBI sur 3 types (connectance 12.0%, filtre Serrano α=0.2). 8 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
2 028 distinct species · 661 213 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
27,0°C
Annual rain
2 936mm
Warmest m°
31,9°C
Coldest m°
23,3°C
Elevation: 5 m on average (min -63 m, max 40 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
5,5
Org. C
44,0g/kg
Clay
33,4%
Sand
32,9%
Silt
33,7%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: mtGLiM
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)
Hydrology8 basins · 30 lakes · 33 rivers
Hydrology metrics for this exact territory
Stream length here
178,9km
Lake surface here
17,57km²
Basins crossed
8
Max stream order
5
Max drainage
3 955km²
Discharge in basins
151,5m³/s
Mean precip.
2 931mm/an
Mean T°
27,1°C
Moisture idx
0,50
Mean runoff
1 737mm/an
Mean elev. (basins)
52m
Watersheds crossing here
- Bassin de Pambasub-area543,9 km²overlap432.23 km²35%
- Bassin de Pambasub-area320,9 km²overlap270.48 km²22%
- Bassin de Achenkovilsub-area1 135,9 km²overlap208.18 km²17%
- Bassin de Pallikkalarsub-area502,9 km²overlap206.28 km²17%
- Bassin de Meenachilsub-area1 318,6 km²overlap100.07 km²8%
- Bassin de Maruthanal - Mavelimuttusub-area87,5 km²overlap15.65 km²1%
- Bassin de Pambasub-area299,3 km²overlap6.26 km²1%
- Bassin de Chitrapuzhasub-area660,9 km²overlap6.19 km²0%
Lakes (30, top by area)
- Lake #79812area2,3 km²avg depth0.8 m
- Vatta Kāyalarea1,8 km²avg depth1.5 m
- Lake #79878area1,5 km²avg depth0.9 m
- Lake #79835area1,5 km²avg depth0.9 m
- Vattakayal Kayalpuramarea1,3 km²avg depth0.5 m
- Lake #79838area1 km²avg depth0.6 m
- Lac 1402948area0,9 km²avg depth1.6 m
- Lac 1402950area0,6 km²avg depth2.3 m
- Lac 1402941area0,6 km²avg depth2.1 m
21 more lakes
- Lac 1403075area0,5 km²avg depth2.4 m
- Lac 1403165area0,5 km²avg depth1.6 m
- Lac 1403013area0,5 km²avg depth2.3 m
- Lac 1402813area0,5 km²avg depth2.1 m
- Lac 1402965area0,5 km²avg depth1.4 m
- Lac 1402598area0,4 km²avg depth2.3 m
- Lac 1402595area0,4 km²avg depth2.1 m
- Lac 1402642area0,4 km²avg depth2.0 m
- Lac 1402863area0,4 km²avg depth1.4 m
- Lac 1403085area0,4 km²avg depth1.7 m
- Lac 1402971area0,4 km²avg depth2.0 m
- Lac 1402582area0,3 km²avg depth1.7 m
- Lac 1402575area0,3 km²avg depth1.8 m
- Lac 1402613area0,3 km²avg depth2.1 m
- Lac 1402845area0,3 km²avg depth1.8 m
- Lac 1402615area0,3 km²avg depth1.6 m
- Lac 1402968area0,3 km²avg depth1.7 m
- Lac 1403123area0,3 km²avg depth1.7 m
- Lac 1402609area0,2 km²avg depth1.5 m
- Lac 1403142area0,2 km²avg depth4.7 m
- Lac 1402829area0,2 km²avg depth1.2 m
Rivers / streams (33, ord ≥ 4)
- Achenkovilord 4len here37.67 km21%total182 km
- Pamba Irrigation Project (PIP) Canalord 4len here20.25 km49%total41 km
- Pambaord 5len here16.25 km10%total165 km
- Pambaord 3len here13.12 km98%total13 km
- Puthenthoduord 5len here11.02 km100%total11 km
- Karippuzha Thoduord 3len here9.24 km92%total10 km
- Alappuzha to Kollamord 5len here5.31 km100%total5 km
- Erathoduord 5len here5.15 km100%total5 km
- Karippuzha Thoduord 2len here4.98 km100%total5 km
- AS Canalord 2len here4.60 km58%total8 km
- extended streamord 2len here4.52 km84%total5 km
- AS Canalord 1len here3.87 km100%total4 km
21 more river segmentssorted by Strahler order + length
- Manimala Riverord 5len here3.82 km32%total12 km
- chiramel padi canalord 2len here3.78 km100%total4 km
- Commercial Canalord 1len here3.30 km98%total3 km
- Thottappally canalord 5len here3.14 km100%total3 km
- Thuravunkal Punchappadam Thoduord 1len here2.73 km100%total3 km
- Puthenthodeord 1len here2.41 km80%total3 km
- Alappuzha to Kollamord 2len here2.35 km100%total2 km
- Kuttemperoor Riverord 1len here2.08 km100%total2 km
- Commercial Canalord 1len here2.03 km100%total2 km
- Manimala Riverord 5len here2.03 km2%total113 km
- 16th mile canalord 1len here1.99 km99%total2 km
- Jalasejna Jala Kannalukkal Budhanoorord 4len here1.95 km100%total2 km
- Angadi Thoduord 1len here1.94 km94%total2 km
- Pallikkalarord 3len here1.94 km5%total37 km
- Kayalpuram Canalord 1len here1.80 km100%total2 km
- Omanappuzhaord 1len here1.62 km100%total2 km
- Perayil Canalord 1len here1.14 km100%total1 km
- Veliyanadu Kidangara Ferryord 2len here1.11 km100%total1 km
- valiyapallom thoduord 5len here0.84 km7%total11 km
- Omanappuzhaord 1len here0.69 km99%total1 km
- Varattar Riverord 4len here0.23 km4%total6 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
18hab/km²
Night light
2,0nW
Built-up
523,8%
Pesticides
5,0kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)