It would appear so.
But if there is will someone who has lots please contact this reefer who has a sea hare to solve your problem quickly.
http://www.canreef.com/vbulletin/showthread.php?t=91398
Remember to:
1. Very slowly acclimate the sea hair to the temperature salinity and PH of your tank AND
2. Post that the sea hare is available when almost all of the algae is gone or the sea hare will starve to death and pollute your tank.
Wayne