Sunday, May 31, 2015

280A (2006 CP)

Recording 280A starts at 10:23 on Monday August 21, 2006 ending at 11:11.  There was loud boat noise throughout the tape increasing toward the end.  A total of 15 northern resident discrete calls from Cracroft Point, BC, were identified and anaylzed; N1 (27%), N4 (60%), and N9 (13%).

275A (2006 CP)

Recording 275A starts at 20:11 on Sunday August 20, 2006, Cracroft Point, BC.  Loud boat noise and distant calls were heard.  The tape stopped at 20:26 restarting at 21:54.  Boat noise decreased and the whales were again heard vocalizing.  The recording ended at 22:47 with a total of seven discrete calls analyzed; N4 (71%), and N9 (29%).

270A (2006 RB)


Main Beach - most popular rubbing beach for the Northern Residents at the Robson Bight / Michael Bigg Ecological Reserve, Vancouver Island, British Columbia (photo - Rachael Griffin 2004)

The Orcalab recording 270A starts at 17:20 on Friday August 18, 2006 ending at 18:09.  The A4 northern resident killer whale matriline (Orcinus orca) was heard rubbing on the pebbles at Main Beach and vocalizing.  Strong rubs were heard at 17:21 and 17:24.  A total of 12 discrete calls were identified and analyzed; N3 (17%) and N4 (83%).

Friday, May 29, 2015

265A (2006 CP)


The Orcalab recording 265A from August 18, 2006 starts at 04:18 and ends at 05:04.  The northern resident killer whales were recorded echolocating and vocalizing at Cracroft Point, West Cracroft Island, British Columbia.  A total of 58 discrete calls were analyzed and identified; N1 (9%), N4 (67%), N7 (6%), N8 (9%), and N9 (9%).

Wednesday, May 6, 2015

260A (2006 FI)


The recording 260A by Orcalab starts at 22:48 and ends at 23:36 on August 16, 2006.  The northern residents were heard calling at Flower Island, British Columbia.  A total of 33 discret calls were identified: N1 (15%), N4 (73%), N9 (12%).

Tuesday, May 5, 2015

255A (2006 CP)


The Orcalab recording 255A starts on August 15, 2006 at 08:09am.  The northern resident killer whales are heard calling and echolocating near Cracroft Point, British Columbia.  There was increased boat noise towards the end of tape finishing at 08:58am.  A total of 103 discrete calls were identified: N1 (10%), N2 (7%), N3 (4%), N4 (54%), and N9 (25%).