Freshwater mussels of Maine: Interactive Species Distribution Map

Lakes in Maine Conservation Lands

Species Mapper database

Maine lakes water quality - temperature & dissolved oxygen profiles

Maine Lakes Transparency, Color & Chemistry: Overall Mean Values

Maine Lakes Transparency, Color & Chemistry: Annual Mean Values

Maine lakes water quality - Secchi transparency (by date)

Maine lakes water quality - total phosphorus (by date)

Maine lakes water quality - pH, color, conductivity, alkalinity (by date)

Maine lakes water quality - chlorophyll (by date)