Common minke whale calls were recorded from October to May – peaking in March – and had a source level of about 150 decibels at a reference pressure of one micropascal at one metre. Their source remained a mystery for decades. By the early 1980s they were thought to come from whales, but it wasn't known what species. In the early 2000s, it was suggested these sounds might originate from minke whales, based on their similarities to vocalizations produced by Southern Hemisphere forms. Finally, during a 2002 HICEAS ("H"awaiian "I"slands "C"etacean and "E"cosystem "A"ssessment "S"urvey) survey, the R/V "David Starr Jordan", using a
Creature template Creature template In the "Dungeons & Dragons" game, a template can be applied to a creature to enhance its abilities or to even create a new type of creature. Templates can be either acquired or inherited. An acquired template can be applied to a creature at any point (assuming it meets the prerequisites for the template), while an inherited template is gained at birth (or creation). For example, undead are usually acquired templates, as they are usually created upon the death of a living creature. On the other hand, a half-dragon results from the mating of a dragon with another