Sea Shepherd is the group, not their ship. They now have multiple ships, allowing them to fail exponentially more.
How "legal" the fishermen are is questionable, since it's an open secret that the Japanese whaling operations being conducted in the name of "research" is a crock. Nevertheless, Sea Shepherd is a bunch of reckless and dangerous fanatics.
are the people harvesting the whales fisherman? - of course - regardless if the end use is “study”, the primary act is “fishing” - under those auspices, its legal
I stand corrected, Its the Steve Irwin