Herons enjoy BIP too Information for Residents Atkinson, Derry and Hampstead Use the links above to find information about services available in the towns surrounding Big Island Pond. What's the difference between a lake and a pond? There is a difference between the two. Click to read more...   NH DES Lake Biology Fact Sheet What do clean dishes have to do with excessive weed growth in the Lake?  Click to read more... BIP Phosphorus Page Is there any research available on the Economics of Lakes? Click to read more...   Water Clarity and Property Values Lyme disease can affect people of any age. Persons who spend time in wooded or grassy areas are at greater risk.   Click to read more... Lyme Disease Fact Sheet Do you know what steps to take in the event of a flood?  Click here to read more... After A Flood