Adapted from the Lake Ontario-St. Lawrence River Study
MARINA- A private or publicly-owned facility allowing recreational watercraft access to water, and offering mooring and other related services.
MARSH- An area of low, wet land, characterized by shallow, stagnant water and plant life dominated by grasses and cattails.
MEASURE- Any action, initiated by a level(s) of government to address the issue of lake level fluctuations, including the decision to do nothing.
MEASURE, NON-STRUCTURAL- Any measure that does not require physical construction.
MEASURE, STRUCTURAL- Any measure that requires some form of construction. Commonly includes control works and shore protection devices.
METADATA- Data (information) about the characteristics of data such as content, quality (condition, accuracy, etc.), date of capture, user access restrictions and ownership.
META-DATABASE- A database used to store information about data (metadata).
METEROLOGICAL- Pertaining to the atmosphere or atmospheric phenomena; of weather or climate.
METRIC CONVERSION FOR CENTIMETERS TO INCHES- 1 centimeter= 0.4 inch.
METRIC CONVERSION FOR METERS TO FEET- 1 meter = 3.28 feet.
MICRO-ORGANISM -An organism that is too small to be visible without the aid of a microscope.
MODEL- A model may be a mental conceptualization; a physical device; or a structured collection of mathematical, statistical, and/or empirical statements.
MODEL, COMPUTER - A series of equations and mathematical terms based on physical laws and statistical theories that simulate natural processes.
MODEL, HYDRAULIC- A small-scale reproduction of the prototype used in studies of spillways, stilling basins, control structures, riverbeds, etc.
MODEL, VISUAL SITUATION -A pictorial display linked to an automated information/geographic information system(s) which connects the problems associated with fluctuating water levels whith the stakeholders and their interests that are impacted by the problems, with an emphasis on overlapping or interacting relationships. MONTHLY MEAN WATER LEVEL- The arithmetic average of all past observations (of water levels or flows) for that month. The period of record used in this Study commences January 1900. This term is used interchangeably with average water level.