A na-akpọ ya Passage: Songs of the Humpback Whale (SWR 118) nke CRM Records wepụtara na 1970 site na ndekọ nke Roger Payne, Frank Watlington, na ndị ọzọ mere. E mechara mepụta LP site na Capitol Records, nke e bipụtara na usoro mgbanwe na magazin National Geographic Society, Mpịakọta 155, Nọmba 1, na Jenụwarị 1979, nke Living Music / Windham Hill / BMG Records wepụtara na CD na 1992, na BGO-Beat Goes On na 2001. Ajụjụ: Gịnị bụ aha ụlọ ọrụ ndekọ nke wepụtara SWR 118?
Ihe ndekọ CRM