Big Ten Academic Alliance Geospatial Discovery Portal

Big Ten Academic Alliance Geoportal

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You searched for: Subject Biota Remove constraint Subject: Biota Time Period 1950-1999 Remove constraint Time Period: 1950-1999
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1.
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Archived Submerged Aquatic Vegetation - SAV 1984: Maryland

1984. This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The Chesapeake Bay SAV Coverage was mapped from 1:24,000 black...

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Archived Submerged Aquatic Vegetation - SAV 1985: Maryland

1985. This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The Chesapeake Bay SAV was mapped from 1:24,000 black and whit...

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Archived Submerged Aquatic Vegetation - SAV 1986: Maryland

1986. This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The Chesapeake Bay SAV was mapped from 1:24,000 black and whit...

4.
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Archived Submerged Aquatic Vegetation - SAV 1987: Maryland

1987. This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The Chesapeake Bay SAV was mapped from 1:24,000 black and whit...

5.
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Archived Submerged Aquatic Vegetation - SAV 1989: Maryland

1989. This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The Chesapeake Bay SAV was mapped from 1:24,000 black and whit...

6.
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Archived Submerged Aquatic Vegetation - SAV 1990: Maryland

1990. This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The Chesapeake Bay SAV was mapped from 1:24,000 black and whit...

7.
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Archived Submerged Aquatic Vegetation - SAV 1991: Maryland

1991. This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The Chesapeake Bay SAV was mapped from 1:24,000 black and whit...

8.
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Archived Submerged Aquatic Vegetation - SAV 1992: Maryland

1992. This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The Chesapeake Bay SAV was mapped from 1:24,000 black and whit...

9.
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Archived Submerged Aquatic Vegetation - SAV 1993: Maryland

1993. This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The Chesapeake Bay SAV was mapped from 1:24,000 black and whit...

10.
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Archived Submerged Aquatic Vegetation - SAV 1994: Maryland

1994. This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The Chesapeake Bay SAV was mapped from 1:24,000 black and whit...

11.
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Archived Submerged Aquatic Vegetation - SAV 1995: Maryland

1995. This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The Chesapeake Bay SAV was mapped from 1:24,000 black and whit...

12.
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Archived Submerged Aquatic Vegetation - SAV 1996: Maryland

1996. This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The Chesapeake Bay SAV was mapped from 1:24,000 black and whit...

13.
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Archived Submerged Aquatic Vegetation - SAV 1997: Maryland

1997. This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The Chesapeake Bay SAV was mapped from 1:24,000 black and whit...

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Archived Submerged Aquatic Vegetation - SAV 1998: Maryland

1998. This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The Chesapeake Bay SAV was mapped from 1:24,000 black and whit...

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Archived Submerged Aquatic Vegetation - SAV 1999: Maryland

1999. This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The Chesapeake Bay SAV was mapped from 1:24,000 black and whit...

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Breeding Bird Atlas: Pennsylvania

1994. Daniel W. Brauning and F. B. Gill and Pennsylvania Game Commission. Part of the Pennsylvania Gap Analysis Project the Breeding Bird Atlas database indicates bird species and nesting behavior of known birds species i...

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Centre County Natural Heritage Inventory (scanned TIFFs): Centre County, Pennsylvania

1991. Centre County Natural Heritage Inventory. The Centre County Natural Heritage Inventory is designed to identify and map important biotic (living) and ecological resources present in Centre C...

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Finfish - Yellow Perch Spawning Habitat: Maryland

1973. This is a MD iMAP hosted service. Find more information at http://imap. maryland. gov. These datasets exist in raster and vector formats. The vecto...

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Fire Occurrence: Wisconsin, 1982-2008

1982. Wisconsin Department of Natural Resources. The approximate location of each fire recorded in DNR fire reports during the years 1982 through 2008.

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Fish Species Occurrence Database: Pennsylvania

1998. Pennsylvania Fish and Boat Commission. Historical listing (1975-1995) of Pennsylvania fish species occurrences, as documented at 10,780 sampling points on streams and rivers throughout t...