30th June 2020 by Marine Scotland Communications
As with many other aspects of our lives at this time, our marine research vessel (MRV) survey programme of 2020 was significantly affected by the COVID-19 (coronavirus) pandemic and ultimately stopped with the lockdown restrictions imposed in March.
However, in mid-June the MRV Scotia programme was permitted to resume with survey 0820S – the annual North Sea and West coast Nephrops underwater television survey (UWTV).
9th January 2020 by Marine Scotland Communications
MRV Alba na Mara Programme Survey: 0120A Duration: 6-22 January 2020 Gear: Large TV drop frame TV sledge Static time lapse camera frame 1 x 600m umbilical towing cable 1 x armoured cable Video cameras and associated equipment (plus backup) Stand-alone time lapse stills camera, recorder and power supply (for static camera frame) Four lasers and…
12th November 2019 by Marine Scotland Communications
MRV Sir John Murray Programme Survey: 0119SJM Duration: 11-19 November 2019 Sampling Gear: 2 m beam trawl with 50 mm cod-end – Scottish Environment Protection Agency (SEPA) Demersal trawl with 50 mm cod-end – SEPA Day grab and table – SEPA Catamaran and neuston net – Marine Scotland Science (MSS) Nisken water bottle – MSS…
5th November 2019 by Marine Scotland Communications
MRV Alba na Mara Survey 1919A Duration: 4 – 12 November 2019 Gear: Trawl BT201; Net mounted camera system; Scanmar instrumentation; Seltra box incorporating a 300mm square mesh panel Objectives: To undertake catch comparison trials using a Seltra sorting box rigged into the extension of the BT201. Target species will be commercial gadoids,…
20th August 2019 by Marine Scotland Communications
MRV Alba na Mara Programme Survey 1319A Duration: 8-24 August 2019 The annual Alba na Mara East Coast Nephrops Underwater TV survey returns once again. A very busy week has been spent in the Firth of Forth working under challenging conditions at times, but despite 40kt easterly gales plenty of headway was made with the planned…
9th August 2019 by Marine Scotland Communications
MRV Alba na Mara Programme Survey 1319A Duration: 8-24 August 2019 Objectives: To obtain estimates of the distribution and abundance of Nephrops burrows in the Firth of Forth and the Moray Firth using underwater camera. To use the TV footage to record the occurrence of other benthic fauna and evidence of commercial trawling activity….
28th June 2019 by Marine Scotland Communications
The Nephrops TV survey continued through the South Minch without any issues and experienced some impressive sunsets. Due to a poor weather forecast, the vessel made way for Stanton Bank a little earlier than originally planned and recovered/deployed a COMPASS mooring in the south of the region (which had an even larger squid cluster than…
6th June 2019 by Marine Scotland Communications
MRV Scotia Programme Survey: 0819S Duration: 2-24 June 2019 Gear: 2 x Scotia BT175 60mm prawn trawls; 2 x Day grabs and 1 x sieving table; 2 x towed UWTV sledges; 3 x 600m umbilical towing cables and associated TV equipment (including back up); COMPASS work: VEMCO deck box, transponder and charging unit for acoustic release;…
21st January 2019 by Marine Scotland Communications
After a timely departure from Fraserburgh on Saturday the 5th of January, Alba na Mara sailed for the west coast to carry out underwater TV work on Nephrops grounds. The first task involved deploying a time lapse camera, attached to a large frame, in Upper Loch Torridon. This was followed by a short steam to…
16th January 2019 by Marine Scotland Communications
Survey: 0119A Alba na Mara Programme Duration: 05 – 21 January 2019 Objectives: Calibrate the RoxAnn Acoustic Seabed Mapping System. Obtain video footage to estimate Nephrops burrow entrance size. Compare two different methodologies to establish Nephrops burrow abundance using the sledge and drop frame underwater TV (UWTV) systems. Monitor burrow reconstruction following trawl activity. Trial…