Subhas Sarobar
Data Depositor Name : Samriddha Chakravorty
Contact Info: samriddhachakravorty2003@gmail.com
Coordinates
From
To
Mean
Latitude
22.5675° N (approx minor variation across lake area)
22.5700° N
22.5687° N
Longitude
88.3995° E
88.4025° E
88.4009° E
District: Kolkata District, West Bengal, India
Nearest Location: Phool Bagan / Beliaghata area, Kolkata Municipal area (East Kolkata, off EM Bypass)
Type: Artificial lake / urban wetland (man-made water body)
Area: 73–98 acres total park area, including ~39–40 acres water spread (reports vary by source)
Depth: typical shallow urban lakes in Kolkata vary seasonally (no official depth data found)
Elevation: Kolkata’s urban terrain generally ~8–10 m
Water Regimes
Main source of water: Rainfall(monsoon replenished), Groundwater(shallow aquifer influence), Catchment runoff(urban drainage).
Permeance: Mostly permanent (maintained as city lake with managed water retention
Destination: Feeds groundwater, To downstream local drainage.
Salinity: Fresh (< 0.5 g/l)
Climate
Humidity: High seasonal humidity (monsoon peak)
Annual Rainfall : 1,400–1,600 mm
Temperature: Approx. ~12 °C winter to ~38 °C summer (regional ranges).)
Major landuse within zone of influence
Forests
Plantation
Agriculture
Settlements (Rural)
Settlements (Urban)
Industrial
Others
Notable Plant Species
Tree census planned (KMDA) indicates diverse urban tree flora (arjun, sissoo, mahogany, debdaru, krishnachura, etc.).
Notable Animal Species
Birds — resident and migratory birds are attracted to the lake (resident lists are part of local birdwatching records)
Conservation Sensitive Species
Not documented in scientific conservation listings specifically for Subhas Sarobar; local bird diversity noted
Invasive Species
Not documented; typical urban aquatic weeds may occur.
Ecosystem Benefits
Community Fishing (without any lease or permission from government dept
Fishing under lease from government department
Harvest of plants (without any lease or permission from government dept
Harvest of plants under lease from government department)
Agriculture or horticulture within wetland
Grazing
Religious practices
Withdrawal of water for domestic use
Withdrawal of water for agriculture or fisheries
Bathing or wallowing of domestic animals
Others
Threats
Status
Level
Hydrological regime alteration
Existing
Medium
Salinization
Existing
Medium
Siltation
Existing
Medium
Pollution
Existing
Low
Encroachment
Existing
Medium
Unsustainable harvest of wetland resources
Existing
Medium
Over grazing
Existing
Medium
Unsustainable water abstraction
Existing
Medium
Mining (e.g. salt, sand or laterite)
NA
NA
Spread of invasive species
Existing
Medium
Regime fragmentation
Existing
High
Tourism pressure
Existing
Low
Extreme events / Climate change
Existing
High
Intensive agriculture
Existing
High
Intensive Aquaculture
NA
NA
Coastal erosion
NA
NA
Changes in water inflow and outflow
Existing
High