Marine
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Rock-all and Trawl with Genesis
2nd May 2018 by Marine Directorate Communications
Survey: 0818H – MFV Genesis BF505 Duration: 25 April -10 May 2018 Fishing Gear: Anglerfish Trawl BT 195 Objectives: To undertake a nationally co-ordinated demersal trawling survey of Anglerfish (Lophius piscatorius and Lophius budegassa) at Rockall Bank (ICES area VIb and Northwestern Shelf (ICES area VIa) inside the 1000m isobaths. To additionally record and map...
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Monitoring the Effect of Noise on Marine Environments
26th March 2018 by Marine Directorate Communications
Survey: 0418A Duration: 25 March – 11 April 2018 Gear: Subsurface passive acoustic moorings (incl. cetacean detectors and sound recorders); Subsurface VEMCO VR2 salmon tag detector moorings; and Subsurface Acoustic Doppler Current Profiler (ADCP) mooring. Objectives: To deploy 95 moorings with VR2 salmon detectors between Ythan Estuary and Findon Ness (‘outer array’ shown on Figure...
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What’s the (Organic) Matter?
13th March 2018 by Marine Directorate Communications
Picture of MRV Sir John Murray (SJM) provided courtesy of SEPA. Survey: 0118SJM Duration: 12-16 March 2018 Gear: Craib corer, CTD, Day grab and Auto sieve. Objective: To compare pore-water nutrients, sediment chlorophyll-a and organic matter content among seabed sediments from the Outer and Inner Firth of Clyde and sea lochs. Procedure: Figure 1 shows the stations...
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Bright lights; Big fish trials
2nd March 2018 by Marine Directorate Communications
Survey: 0318A Duration: 8-22 March 2018 Equipment: BT 201 Prawn net – rigged with separator grid and two 80mm codends; Trawl doors, sweeps, bridles, backstrops and pennants; Spare netting and twine; Safety-Net Technologies light unit; PSL5000 light unit x 2; Lindgren Pitman Electralume light x10; 4 x 10m side emitting light cables; Battery pods; Video...
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Trawling for ICES in the north and west of Scotland
16th February 2018 by Marine Directorate Communications
Duration: 15 February – 7 March 2018 Fishing Gear: GOV Trawl (BT 137) fitted with ground gear D. Objectives: Demersal trawling survey of the grounds off the north and west of Scotland in ICES Subarea VIa. To obtain temperature and salinity data from the surface and seabed at each trawling station. Collect additional biological data...
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Watching nephrops on TV
5th January 2018 by Marine Scotland Communications
Duration: 6 – 22 January 2018 Gear Large TV drop frame TV sledge 1 x 600m umbilical towing cable 1 x armoured cable Video cameras and associated equipment (plus backup) Four lasers and 60cm bracket for the drop frame 1 x BT201 prawn trawl (plus minimal spares) Day grab and table Prawn sorting table Go...
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New Year is a bit rubbish for the Scotia
3rd January 2018 by Marine Scotland Communications
Duration: 4-19 January 2018 Objectives To undertake water, sediment and biological sampling for the Clean Seas Environmental Monitoring Programme (CSEMP). To collect water samples for nutrient studies as part of the Scottish Coastal Eutrophication Assessment Survey (SCEAS). Monitor and record all litter brought aboard in all trawls. Sample water column and sediment for micro-plastic litter....
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Taking the Sea-Bird to the Faroe-Shetland Channel
8th December 2017 by Marine Scotland Communications
Duration: 8 – 18 December 2017 Gear Sea-Bird CTD/Carousel, Plankton Nets (ARIES), water filtering equipment Objectives Test the CTD in the Buchan Deep off Peterhead and test plankton crane and ARIES at an appropriate location before its first use. Perform routine hydrographic sampling at stations along the long term monitoring JONSIS section in the northern...
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Hearing things with COMPASS
29th November 2017 by Marine Directorate Communications
On November 6th the Alba na Mara set sail once more to deploy acoustic listening devices in the west coast of Scotland. A total of six moorings containing broadband sound recording devices and cetacean echolocation “click detectors” were to be deployed during the trip. The map below gives the planned locations for deployment. These deployments...
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The Scotia went to CTD to see what she could ADCP
25th September 2017 by Marine Scotland Communications
Duration: 6-16 October 2017 Gear Sea-Bird CTDs (Conductivity, Pressure & Depth), ADCP (Acoustic Doppler Current Profiler) instrumentation and AL-200 frame, water filtering equipment, bacteria sampling and experimental equipment, including bacterial culture equipment with CO2 gas enrichment (HWU), mooring equipment and recovery trawl. Objectives Test the CTD in the Buchan Deep off Peterhead Perform hydrographic sampling...