DATA DICTIONARY

Polygon attribute table:   ecoreg27.pat

ITEM NAME WIDTH OUTPUT TYPE DEC DESCRIPTION OF ITEM CONTENT
AREA 8 18 F 5 Area of polygon in square meters.
PERIMETER 8 18 F 5 Length of polygon boundary in meters.
ECOREG27# 4 5 B - Internal sequence number.
ECOREG27-ID 4 5 B - User ID.
ECOREG 1 1 I - Numeric code that corresponds to an Ecoregion.
ECOREG-TXT 30 30 C - Name of the Ecoregion. Below is a complete list of Ecoregions for the Minnesota River Basin.

NORTH CENTRAL HARDWOOD FOREST
NORTHERN GLACIATED PLAINS
WESTERN CORNBELT PLAINS
ACRES 9 9 N 2 Acres contained within each polygon.
MAJOR2 2 2 I - Minnesota unique two digit major watershed ID number.
MINOR5 5 5 I - Minnesota unique five digit minor watershed ID number.
MAJOR-NAME 50 50 C - Major watershed name.
PEDIGREE 12 12 C - Acronym that identifies the organization responsible for polygon features and attributes.
MSUWRC Minnesota State University, Mankato
Water Resources Center.
MPCA Minnesota Polution Control Agency
PEDYEAR 4 4 I - Year in which the polygon feature was created or last updated.






Arc attribute table:   ecoreg27.aat

ITEM NAME WIDTH OUTPUT TYPE DEC DESCRIPTION OF ITEM CONTENT
FNODE# 4 5 B - Internal number from node.
TNODE# 4 5 B - Internal number to node.
LPOLY# 4 5 B - Internal number left polygon.
RPOLY# 4 5 B - Internal number right polygon.
LENGTH 8 18 F 5 Length of arc in meters.
ECOREG27# 4 5 B - Internal sequence number.
ECOREG27-ID 4 5 B - User ID
LINETYPE 25 25 C - Type of line:
ECOREGION LINE
MAJOR WATERSHED LINE
MINOR WATERSHED LINE
STATE LINE