04 April 2024 - Condition Survey
5-30 January 2024 - Condition Survey
25 October - 02 November 2023 - Condition Survey
3-8 August 2023 - Post-Dredge Survey
31 May - 11 July 2023 - Condition Survey
08 March 2023 - Condition Survey
19-20 January & 16 February 2023 - Condition Survey
20-24 October 2022 - Condition Survey
21 July 2022 - Condition Survey
27 April, 4 & 10 May 2022 - Condition Survey
12-18 January 2022 - Condition Survey
25 October 2021 - Condition Survey
24 June - 07 July 2021 - Condition Survey
12-21 May 2021 - Condition Survey
24 March 2021 - Condition Survey
10 November 2020 - Post-dredge Survey
10 September 2020 - Condition Survey
4-9 June 2020 - Condition Survey
19-25 March 2020 - Condition Survey
14, 19-21 & 25 November 2019 - Condition Survey
19-29 August 2019 - Post-Dredge Survey
8-20 May 2019 - Condition Survey
6-7, 12 & 21 February 2019 - Condition Survey
23-26 July 2018 - Condition Survey
04-10 April 2018 - Condition Survey
14-17 November 2017 - Post-dredge Survey
8-10 October 2017 - Pre-dredge Survey
15 August 2017 - Condition Survey
15 August 2017 - Condition Survey
30-31 May & 01 June 2017 - Pre-dredge Survey
06 February 2017 - Condition Survey
17-20 October & 15 November 2016 - Post-dredge Survey
5, 11-12 August 2016 - Condition Survey
19, 21 & 28 April 2016 - Condition Survey
12-26 January 2016 - Condition Survey
October - November 2015 - Post-dredge Survey
1-7 July 2015 - Condition Survey
24-25 February 2015 - Condition Survey
04 September 2014 - After Dredge Survey
06-12 August 2014 - Predredge survey
02-09 July 2014 - Predredge survey
24-29 January 2014 - Condition Survey
September 2013 - After Dredge Survey
06 February 2013 - Condition Survey
12-18 September 2012 - After Dredge Survey
16-17, 21, 23-24 February 2012 - Condition Survey
18-20 October 2011 - Condition Survey
17-18, 22-24 August 2011 - After Dredge Survey
9-10 May 2011 - Condition Survey
17-23 March 2011 - Condition Survey
8-10 July 2010 - After Dredge Survey
24, 27-28 May 2010 - Before Dredge Survey
30 April 2010 - Extended Re-alingment - Condition Survey
16, 18 & 19 February 2010 - Re-alingment - Condition Survey
21-24 January 2010 - Condition Survey
5, 7 & 13 January 2010 - After Dredge Survey
4-5, 8 & 14 October 2009 - Before Dredge Survey
6-7 July 2009 - After Dredge Survey
3, 4 & 5 March 2009 - Condition Survey
December 2008 & January 2009- Composite Condition Survey
7-13 November and 8, 19 & 23 December 2008
3 September 2008
24, 26-28, 31 March & 1&16 April 2008
17 - 19 July 2007
20, 22 & 23 May 2007
24 - 26 January and 06 February 2007