This data set comes from http://www.naturestudy.org/projects/bowhead-sea-ice/ where it was an Excel spreadsheet. It has been exported as a "Formatted text (space delimited) PRN" file, and lines with NaN removed.
http://www.naturestudy.org/wp-content/uploads/2011/06/Marine_Fisheries_Review_v67n3.pdf has a discussion of this dataset.
% open file to write
%Extract only lines matching parameter
Very rough code to demonstrate several concepts
% strcat to make a file name
% keeping track of the loop progress
% creating figures in a loop
You are to do all operations in Matlab using code and not use the import function except through code.
Your goal is to make: