Math Modeling of Biology: http://biomath.vbi.vt.edu/application.php
Computational Biology: http://www.biostat.wisc.edu/Educational_Resources/CBB/index.htm
Biostatistics: http://www.biostat.wisc.edu/Educational_Resources/SIBS/index.htm
Actuary: http://www.math.uiuc.edu/REU/
RIPS: http://www.ipam.ucla.edu/rips/
Bionano: http://www.bbsi.psu.edu/
Reu in applied math: http://www.math.ncsu.edu/REU/index.php