New Zealand fur seal demographics

Open Bay Islands, 1994

Mark-recapture estimate, 02 Feb 1994

Total marked: 786
Mean estimate: 1321.2
Range: 1299.4 – 1341.1

Mark-recapture counts

Count number	Date	Time	Sector	Unmarked count	Marked count	Dead marked	Dead unmarked	Total marked	Cum. dead	Estimate^?
1	02 Feb 1994		Open Bay Islands	158	223	-	-	786	-	1341.1
2	02 Feb 1994		Open Bay Islands	209	296	-	-	786	-	1339.8
3	02 Feb 1994		Open Bay Islands	153	227	-	-	786	-	1314.1
4	02 Feb 1994		Open Bay Islands	169	252	-	-	786	-	1311.7
5	02 Feb 1994		Open Bay Islands	122	186	-	-	786	-	1299.4

The New Zealand fur seal demographic database was developed by Dragonfly Science. The data are copyright Department of Conservation, and are made available under a creative commons attribution 3.0 New Zealand licence, following the recommendations of NZGOAL. This licence allows the data to be used for any other purpose and republished, provided only that attribution is given.