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biophy
Identification Information
Citation Information
Originator
Maine Natural Areas Program (MENAP), Maine Office of Geographic Information Systems (recomp.)
Publication Date
19910101
Publication Time
Unknown
Title
biophy
Geospatial Data Presentation Form
vector digital data
Series Name
Maine GIS
Issue Identification
SDE server; Internet Data Catalog
Publication Place
Augusta ME
Publisher
Maine Office of Geographic Information Systems (MEGIS)
Other Citation Details
1:250000
Online Linkage
http://megis.maine.gov/catalog/
Calendar Date
1990
Time of Day
Unknown
Abstract
BIOPHY depicts boundaries of 15 Biophysical Regions in Maine at 1:250,000 scale. The regions were developed in a statewide classification (McMahon, 1990) by Janet McMahon who examined spatial patterns in a number of mapped environmental variables. These patterns were statistically evaluated using canonical correspondence analysis. Ordinations of 1,966 samples, 95 woody taxa, and 22 environmental variables, reveal that both biophysical regions and woody species vary primarily along a climatic gradient of increasing annual temperature, potential evapotransportation, heat sum, and other factors associated with temperature. Boundaries were mapped for 'Biophysical Regions of Maine' at 1:700000 scale by Maine State Planning Office (MESPO) staff in 1990. Maine Office of Geographic Information Systems (MEGIS) staff digitized these boundaries from the 1990 publication, recompiling the data onto a 1:250,000 scale base. The state boundary and coastline were extracted from the coverage METWP250. Each region contains attribute fields extracted from a summary table on the 1990 publication. The coverage was renamed from BIOPHY250 to BIOPHY in 2001.
Purpose
Statistical analysis for regional study of patterns in landscape and vegetation.
Time Period of Content
Calendar Date
1990
Time of Day
Unknown
Currentness Reference
source date
Status
Progress
Complete
Maintenance and Update Frequency
None planned
Bounding Coordinates
West Bounding Coordinate
-71.00253
East Bounding Coordinate
-66.85176
North Bounding Coordinate
47.43998
South Bounding Coordinate
43.06008
Keywords
Theme
ecology, habitat, vegetation, landscape (Maine GIS Thesaurus-Theme)
Theme
biota, imageryBaseMapsEarthCover (ISO Keyword Thesaurus)
Place
Maine, United States (Maine GIS Thesaurus-Place)
Stratum
biosphere, land surface, hydrosphere (GCMD Parameter Keyword)
Access Constraints
none
Use Constraints
Users must assume responsibility in determining the usability of this data for their purposes. Digital maps retain the accuracy of their source materials. The best use of data mapped at scales of 1:500,000 and 1:250,000 is in statewide planning and studies; at 1:100,000 in regional planning and studies; at 1:62,500 and 1:24,000 in detailed studies and local planning; and at 1:12,000 and 1:5,000 or larger scales in parcel level studies and detailed local planning. In the use of Maine GIS data, please check sources, scale, accuracy, currentness and other available information. Please confirm that you are using the correct copy of both data and metadata from the Maine GIS Data Catalog. Updates, corrections, and feedback, incorporated in the Maine GIS database are made in accordance with "Data Standards for Maine Geographic Information Systems", 2002, and coordinated by MEGIS.
Contact Organization
(MENAP) Maine Natural Areas Program
Contact Position
GIS Manager/Landscape Ecologist
Address Type
mailing address
Address
State House Station 93
City
Augusta
State or Province
ME
Postal Code
04333
Country
USA
Contact Voice Telephone
(207) 287-8047
Hours of Service
Monday through Friday 0800 - 1700 EST
Data Set Credit
Credit should always be given to the data source and/or originator when the data is transferred or printed.
Native Data Set Environment
Maine Office of Information Technology (OIT) Oracle 9i, Maine Office of Geographic Information Systems (MEGIS), Maine GIS SDE, SDEUSER, SDE.DEFAULT
Attribute Accuracy Report
Attributes have been examined for accuracy based on existing source material and limitations of scale.
Completeness Report
Polygons with code = 0 remain unclassified for biophysical region.
Horizontal Positional Accuracy Report
Approximate horizontal accuracy is greater than 127 meters. Data has been compiled from 1:700000 scale paper maps.
Horizontal Positional Accuracy Value
127
Horizontal Positional Accuracy Explanation
Compilation base data meets National Map Accuracy Standards for 1:250,000 scale.
Citation Information
Originator
Maine State Planning Office (MESPO)
Publication Date
1990
Publication Time
Unknown
Title
(BIOPHY700) Biophysical Regions of Maine
Geospatial Data Presentation Form
map
Publication Place
Augusta ME
Publisher
Maine State Planning Office
Other Citation Details
Boundaries of 15 biophysical regions were developed in a statewide classification (McMahon, 1990). In fulfillment of her M.S. Thesis at the University of Maine at Orono, Janet McMahon examined spatial patterns in a number of mapped environmental variables. These patterns were statistically evaluated. Ordinations of 1,966 samples, 95 woody taxa, and 22 environmental variables, reveal that both biophysical regions and woody species vary primarily along a climatic gradient of increasing annual temperature, potential evapotransportation, heat sum, and other factors associated with temperature. Boundaries were mapped at 1:700000 scale by Maine State Planning Office staff in 1990.
Online Linkage
http://www.state.me.us/spo/
[smcilnkh]
false
[smcisrcs]
700000
[smcisrcm]
paper
Calendar Date
1990
Time of Day
Unknown
[smcisrcc]
publication date
Source Scale Denominator
700000
Type of Source Media
paper
Calendar Date
1990
Time of Day
Unknown
Source Currentness Reference
publication date
Source Citation Abbreviation
biophy700
Source Contribution
MEGIS staff recompiled biophysical region boundaries from a 1990 MESPO 1:700,000 scale compilation based on this source 'Biophysical Regions of Maine' to create BIOPHY.
Citation Information
Originator
Maine Office of Geographic Information Systems (MEGIS)
Publication Date
20010601
Publication Time
Unknown
Title
metwp250
Geospatial Data Presentation Form
vector digital data
Series Name
Maine GIS
Issue Identification
SDE server; Internet Data Catalog
Publication Place
Augusta ME
Publisher
Maine Office of Geographic Information Systems
Other Citation Details
1:250000
[smcilnkh]
false
[smcisrcs]
250000
[smcisrcm]
online
Beginning Date
19020101
Beginning Time
Unknown
Ending Date
20010601
Ending Time
Unknown
[smcisrcc]
source dates
Source Scale Denominator
250000
Type of Source Media
online
Beginning Date
19020101
Beginning Time
Unknown
Ending Date
20010601
Ending Time
Unknown
Source Currentness Reference
source dates
Source Citation Abbreviation
metwp250
Process Description
Boundaries were mapped for 'Biophysical Regions of Maine' at a scale of 1:700000 by State Planning Office staff in 1990. MEGIS staff digitized these boundaries from the 1990 publication. The state boundary and coastline were extracted from the coverage METWP250.
Source Used Citation Abbreviation
biophy700
Source Used Citation Abbreviation
metwp250
Process Date
1990
Contact Organization
(MEGIS) Maine Office of Geographic Information Systems
Contact Person
GIS Coordinator
Contact Position
GIS Coordinator
Address Type
mailing address
Address
State House Station 174
City
Augusta
State or Province
ME
Postal Code
04333-0174
Country
USA
Contact Voice Telephone
207 624-7700
Contact Facsimile Telephone
207 287-3842
Hours of Service
Monday through Friday 0800 - 1700 EST
Process Description
The Maine Office of GIS completed the conversion of all final data layers from NAD27 to NAD83 in July 1999. All the data layers were converted using the ArcInfo (version 7.2.1) NADCON conversion and the "project" command. All data was copied to double precision, projected to NAD83, and then copied back to single precision. It was decided to keep the NAD27 quad structure instead of generating new quad boundaries from NAD83 coordinates - all indexes (quads) were projected to NAD83 by using the same process previously described. All MEGIS data libraries in ArcInfo Librarian were repopulated using the NAD83 indexes and data.
Process Date
19990701
Contact Organization
Maine Office of Geographic Information Systems
Contact Position
David Kirouac
Address Type
mailing address
Address
State House Station 174
City
Augusta
State or Province
ME
Postal Code
04333-0174
Country
USA
Contact Voice Telephone
(207) 624-7700
Contact Facsimile Telephone
(207) 287-3842
Hours of Service
Monday through Friday 0800 - 1700 EST
Cloud Cover
0
Direct Spatial Reference Method
Vector
SDTS Point and Vector Object Type
Area chain
Point and Vector Object Count
197
Grid Coordinate System Name
UTM Zone Number
19
Scale Factor at Central Meridian
0.9996
Longitude of Central Meridian
-69
Latitude of Projection Origin
0
False Easting
500000
False Northing
0
Planar Coordinate Encoding Method
Abscissa Resolution
1
Ordinate Resolution
1
Horizontal Datum Name
North American Datum of 1983
Ellipsoid Name
Geodetic Reference System 80
Semi-major Axis
6378137
Denominator of Flattening Ratio
298.257
Entity Type Label
BIOPHYPoly
Entity Type Definition
polygon feature class
Entity Type Definition Source
Environmental Systems Research Institute, Inc. (ESRI)
Attribute Label
CODE
Attribute Definition
biophysical region code
Attribute Definition Source
Biophysical Regions of Maine (MESPO, 1990)
Enumerated Domain Value
1
Enumerated Domain Value Definition
Boundary Plateau Region
Enumerated Domain Value
2
Enumerated Domain Value Definition
Aroostook Hills Region
Enumerated Domain Value
3
Enumerated Domain Value Definition
Saint John Uplands Region
Enumerated Domain Value
4
Enumerated Domain Value Definition
Aroostook Lowlands Region
Enumerated Domain Value
5
Enumerated Domain Value Definition
Western Mountains Region
Enumerated Domain Value
6
Enumerated Domain Value Definition
Central Mountains Region
Enumerated Domain Value
7
Enumerated Domain Value Definition
Western Foothills Region
Enumerated Domain Value
8
Enumerated Domain Value Definition
Eastern Interior Region
Enumerated Domain Value
9
Enumerated Domain Value Definition
Southwest Interior Region
Enumerated Domain Value
10
Enumerated Domain Value Definition
Central Interior Region
Enumerated Domain Value
11
Enumerated Domain Value Definition
Eastern Lowlands Region
Enumerated Domain Value
12
Enumerated Domain Value Definition
South Coastal Region
Enumerated Domain Value
13
Enumerated Domain Value Definition
Midcoast Region
Enumerated Domain Value
14
Enumerated Domain Value Definition
Penobscot Bay Region
Enumerated Domain Value
15
Enumerated Domain Value Definition
East Coastal Region
Beginning Date of Attribute Values
Attribute Label
ISLAND
Attribute Definition
identifies island polygons
Enumerated Domain Value
y
Enumerated Domain Value Definition
yes, Coastal or lake island
Enumerated Domain Value
n
Enumerated Domain Value Definition
non-island
Beginning Date of Attribute Values
Attribute Label
LAND
Attribute Definition
identifies land and non-land areas
Enumerated Domain Value
y
Enumerated Domain Value Definition
land polygon
Enumerated Domain Value
n
Enumerated Domain Value Definition
a region of general uniform slope, comparatively level and of considerable extent; (grassland, highland, upland, plateau); 1 item total
Beginning Date of Attribute Values
Attribute Label
NAME
Attribute Definition
biophysical region name
Enumerated Domain Value
Boundary Plateau
Enumerated Domain Value Definition
Boundary Plateau Region
Enumerated Domain Value
Aroostook Hills
Enumerated Domain Value Definition
Aroostook Hills Region
Enumerated Domain Value
Saint John Uplands
Enumerated Domain Value Definition
Saint John Uplands Region
Enumerated Domain Value
Aroostook Lowlands
Enumerated Domain Value Definition
Aroostook Lowlands Region
Enumerated Domain Value
Western Mountains
Enumerated Domain Value Definition
Western Mountains Region
Enumerated Domain Value
Central Mountains
Enumerated Domain Value Definition
Central Mountains Region
Enumerated Domain Value
Western Foothills
Enumerated Domain Value Definition
Western Foothills Region
Enumerated Domain Value
Eastern Interior
Enumerated Domain Value Definition
Eastern Interior Region
Enumerated Domain Value
Southwest Interior
Enumerated Domain Value Definition
Southwest Interior Region
Enumerated Domain Value
Central Interior
Enumerated Domain Value Definition
Central Interior Region
Enumerated Domain Value
Eastern Lowlands
Enumerated Domain Value Definition
Eastern Lowlands Region
Enumerated Domain Value
South Coastal
Enumerated Domain Value Definition
South Coastal Region
Enumerated Domain Value
Midcoast
Enumerated Domain Value Definition
Midcoast Region
Enumerated Domain Value
Penobscot Bay
Enumerated Domain Value Definition
Penobscot Bay Region
Enumerated Domain Value
East Coastal
Enumerated Domain Value Definition
East Coastal Region
Beginning Date of Attribute Values
Attribute Label
TAG
Attribute Definition
item used to select a single feature for labeling purposes
Enumerated Domain Value
y
Enumerated Domain Value Definition
yes, use point for labeling
Enumerated Domain Value
n
Enumerated Domain Value Definition
non-land polygon
Beginning Date of Attribute Values
Entity and Attribute Overview
BIOPHY contains biophysical region boundaries for Maine.
Entity and Attribute Detail Citation
McMahon J.S. 1990. The biophysical regions of Maine patterns in the landscape and vegetation, M.S. Thesis, University of Maine at Orono.
Entity and Attribute Overview
BIOPHY contains biophysical region boundaries for Maine.
Entity and Attribute Detail Citation
McMahon J.S. 1990. The biophysical regions of Maine patterns in the landscape and vegetation, M.S. Thesis, University of Maine at Orono.
Contact Organization
(MEGIS) Maine Office of Geographic Information Systems
Contact Person
GIS Coordinator
Contact Position
GIS Coordinator
Address Type
mailing address
Address
State House Station 174
City
Augusta
State or Province
ME
Postal Code
04333-0174
Country
USA
Contact Voice Telephone
207 624-7700
Contact Facsimile Telephone
207 287-3842
Hours of Service
Monday through Friday 0800 - 1700 EST
Resource Description
http://megis.maine.gov/catalog/
Distribution Liability
Users must assume responsibility to determine the usability of this data for their purposes. Although these data have been processed successfully on a computer system at the Maine Office of Geographic Information Systems, no warranty expressed or implied is made by MEGIS regarding the utility of the data on any other system, nor shall the act of distribution constitute any such warranty. Neither the Maine Office of Geographic Information Systems, nor any of its contributors, is liable for misuse of the data, for damage, for transmission of viruses, or for computer contamination through the distribution of these data sets.
Format Name
ESRI Shapefile
Format Version Number
ARC Version 9.x
Format Specification
ArcView Shapefile Format
Format Information Content
MEGIS has made all vector layers, in the Maine GIS Internet Data Catalog, available in ESRI's ArcView shapefile format. A shapefile is a simple non-topological format that stores the geometry and attribute information for a set of geographic features as a set of vector (point, line, polygon) coordinates. Shapefiles draw quickly and directly in ArcView, ArcGIS, ArcExplorer. Shapefiles are a compatible data type for many other types of GIS software. Three files are fundamental to each shapefile: .shp stores the feature geometry (shape and location information); .shx stores the index of the feature geometry; .dbf a dBASE (TM) file stores the attribute information for the features. Other index files may be created to help speed analysis and query: these file formats are .sbn .sbx .ain .aix .fbn and .fbx. In addition you may find projection .prj, and metadata .xml, files associated with shapefiles.
File Decompression Technique
Data available from this website is in .zip compressed format. WinZip is a Windows based, PKZip-compatible compression utility. You will need a program like this to extract the data
Network Resource Name
http://megis.maine.gov/catalog/
[accinstr]
These data are available to Internet browsers for download from the Maine GIS Internet Data Catalog - http://megis.maine.gov/catalog/Data available from this website is in .zip compressed format. WinZip is a Windows based, PKZip-compatible compression utility. You will need a program like this to extract the data.If you are not already a GIS user, free software for viewing these files is available from Environmental Systems Research Institute, Inc. (ESRI) - www.esri.com
[smdistty]
1
Fees
Data may be downloaded from Maine GIS Internet Data Catalog at no charge.
Turnaround
Data is available for immediate download from the Maine GIS Internet Data Catalog.
Technical Prerequisites
If you are not already a GIS user, free software for viewing these files is available from Environmental Systems Research Institute, Inc. (ESRI) http://www.esri.com/
Beginning Date
19910101
Beginning Time
Unknown
Ending Date
Present
Ending Time
Unknown
Contact Organization
Maine Office of Geographic Information Systems
Contact Position
GIS Coordinator
Address Type
mailing address
Address
State House Station 174
City
Augusta
State or Province
ME
Postal Code
04333-0174
Country
USA
Contact Voice Telephone
(207) 624-7700
Contact Facsimile Telephone
(207) 287-3842
Hours of Service
Monday through Friday 0800 - 1700 EST
Distribution Liability
Users must assume responsibility to determine the usability of this data for their purposes.
Format Name
ARCSDE
Format Version Number
ArcSDE 9.x
Format Information Content
Oracle 9i
[accinstr]
Please contact the Maine Office of GIS (MEGIS) for access instructions.
[smdistty]
1
Fees
Access is available through Maine's wide area network; WAN users may contact the Maine Office of Information Technology, Maine Office of Geographic Information Systems (MEGIS) for a login.
Metadata Reference Information
Metadata Date
20000701
Metadata Review Date
20100113
Metadata Future Review Date
Metadata Contact
Contact Organization
(MEGIS) Maine Office of Geographic Information Systems
Contact Person
GIS Coordinator
Contact Position
GIS Coordinator
Address Type
mailing address
Address
State House Station 174
City
Augusta
State or Province
ME
Postal Code
04333-0174
Country
USA
Contact Voice Telephone
207 624-7700
Contact Facsimile Telephone
207 287-3842
Hours of Service
Monday through Friday 0800 - 1700 EST
Metadata Standard Name
FGDC Content Standards for Digital Geospatial Metadata
Metadata Standard Version
FGDC-STD-001-1998
Metadata Access Constraints
None
Metadata Use Constraints
None
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