Brief description
Abrupt Mid-Twentieth Century Decline in Antarctic Sea-Ice Extent from Whaling Records. Format is a WinZip'ed Microsoft Access 2000 database. The northernmost edge of the sea ice was derived from the southernmost positions of whale catches.A supplemental word document is also included with the dataset.
This dataset was originally compiled by Bill de la Mare.
The fields in this dataset are:
record ID
latitude
mean latitude
longitude
longitude Interval
date
season
decade
id
catch Record
species ID
Lineage
Progress Code: completedData time period: 1940-01-01 to 1999-10-07
text: westlimit=42.53906; southlimit=-69.28726; eastlimit=160; northlimit=-60
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