Despite the campaign against whale catching , norway started in 1993 whaling of rorqual but the government imposed a ban on exports .
尽管挪威反捕鲸运动一直在进行,挪威於1993年开始捕捞长须鲸,但政府禁止其出口。
Comparative physiologist jeremy goldbogen of the cascadia research collective in olympia , washington , studies feeding in blue fin and other so-called rorqual whales .