New Zealand fur seal demographics

Cape Foulwind, 2001

Mark-recapture estimate, 06 Feb 2001

Total marked
193
Mean estimate
268.1
Range
246.7 – 283.1

Mark-recapture counts

Count number Date Time Sector Unmarked count Marked count Dead marked Dead unmarked Total marked Cum. dead Estimate?
1 06 Feb 2001 13:56 – 14:04 Block field 3 1
06 Feb 2001 13:41 – 13:47 Central 5 11
06 Feb 2001 14:05 – 14:09 North gut 3 -
06 Feb 2001 13:32 – 13:40 South gut 4 26
06 Feb 2001 13:48 – 13:56 Stone field 11 17
All sectors 26 55 - - 193 - 283.1
2 06 Feb 2001 14:30 – 14:33 Block field 3 1
06 Feb 2001 14:17 – 14:21 Central 3 4
06 Feb 2001 14:34 – 14:38 North gut 1 1
06 Feb 2001 14:12 – 14:16 South gut 3 23
06 Feb 2001 14:22 – 14:29 Stone field 3 17
All sectors 13 46 - - 193 - 246.7
3 06 Feb 2001 14:58 – 15:01 Block field 4 1
06 Feb 2001 14:44 – 14:49 Central 1 5
06 Feb 2001 15:02 – 15:04 North gut 3 1
06 Feb 2001 14:40 – 14:43 South gut 2 17
06 Feb 2001 14:50 – 14:57 Stone field 8 15
All sectors 18 39 - - 193 - 280.3
4 06 Feb 2001 15:25 – 15:29 Block field 6 4
06 Feb 2001 15:11 – 15:15 Central 3 5
06 Feb 2001 15:30 – 15:33 North gut 4 2
06 Feb 2001 15:06 – 15:10 South gut 2 15
06 Feb 2001 15:16 – 15:24 Stone field 5 19
All sectors 20 45 - - 193 - 277.3
5 06 Feb 2001 15:57 – 16:01 Block field 4 2
06 Feb 2001 15:42 – 15:47 Central 3 8
06 Feb 2001 16:02 – 16:06 North gut - 1
06 Feb 2001 15:35 – 15:41 South gut 2 14
06 Feb 2001 15:48 – 15:56 Stone field 4 16
All sectors 13 41 - - 193 - 253.0