fixed typo on main page
fixed typo on main page

MIFisheriesScience/MIFisheriesScience.github.io,MIFisheriesScience/MIFisheriesScience.github.io,MIFisheriesScience/MIFisheriesScience.github.io,MIFisheriesScience/MIFisheriesScience.github.io