Marine

  • MRV Alba na Mara: Survey 2216A Programme

    8th December 2016 by

    MRV Alba na Mara

    Duration: 2-6 December 2016 Sampling Gear: BT 158 with 50 mm cod-end; 2 m beam trawl with 50 mm cod-end; Day grab and table; and Catamaran and manta neuston net. Objectives: To undertake flatfish sampling in St Andrews Bay, inner Firth of Forth, outer Firth of Forth and the Forth estuary in support of the...

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  • MRV Alba na Mara Survey 2116A programme

    28th November 2016 by

    MRV Alba na Mara

    Duration: 17-30 November 2016 Gear: Surface and subsurface PAM moorings Objectives: To retrieve a series of moorings comprising dhan buoys (seven surface marked moorings) or acoustic release systems (23 subsurface moorings) and the acoustic recording devices attached to them (30 C-POD and 10 SM2M/SM3M) as part of the east coast marine mammal monitoring programme (see...

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  • MRV Scotia Survey 1716S programme

    25th November 2016 by

    Scotia in Scapa Flow by Michael Stewart

    Duration: 17 November – 7 December 2016 Fishing Gear: GOV Trawl (BT137) and ground gear D (hoppers). Objectives: To participate in the ICES co-ordinated western division demersal trawling survey. To obtain temperature and salinity data profiles at each trawling position. To collect additional biological data in connection with the EU data collection framework (DCF). Procedures:...

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  • MRV Scotia Survey 1616S Programme

    22nd November 2016 by

    Scotia in Scapa Flow by Michael Stewart

    Duration: 5-14 November 2016 Fishing Gear: PT160 pelagic trawl; BT237 new Jackson high standing demersal trawl fully rigged with 350mm rockhopper ground gear and 200mm floats; 1 Set Thyboron ‘flapper’ trawl doors; and 1 set GOV polyvalent trawl doors. Objectives: To establish a fishing protocol to fish the PT160 trawl close to the surface and...

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  • MRV Scotia Survey 1516S Programme

    18th November 2016 by

    Scotia in Scapa Flow by Michael Stewart

    Duration: 14 October – 3 November 2016 Fishing gear: Day grabs; TV drop frame with lasers (including rectangular footprint); armoured cable; Swathe multibeam echosounder system; RoxAnn system; Scout System; and smolt trawl. Objectives: To undertake bathymetric and ground-truthing survey work in connection with offshore oil and gas pipelines associated with the Brent facilities. To undertake...

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  • MRV Alba na Mara: Survey 2016A Programme

    20th October 2016 by

    MRV Alba na Mara

    Duration: 2 – 13 November 2016 Gear: Prawn trawl BT 201; Deep Vision Camera and lights (supplied by IMRB); Net mounted camera system; Turbidity meter; Scanmar instrumentation; and 600mm Square Mesh Panel (SMP). Objectives: Primary: To obtain Deep Vision footage from a demersal trawl on different ground types and turbidities: typical nephrops grounds (mud), clearer...

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  • MRV Scotia: Survey 1316S Programme

    22nd September 2016 by

    Scotia in Scapa Flow by Michael Stewart

    Duration: 10-23 September 2016 Gear:  2 x Jackson BT 184 bottom trawl and wires;  2 x 16“ rock-hopper ground gear; 2 x ground-gear bag nets (centre section only); 2 pairs Morgere ovalfoil 1700 Kg trawl doors; 2 x Agassiz benthic sampling trawl; Scanmar trawl sensors, bottom contact sensor and depth/temperature logger (high pressure DST); VMUX towed video...

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  • MRV Alba na Mara: Survey 1716A Programme

    20th September 2016 by

    MRV Alba na Mara

    Duration: 7-21 September 2016 Sampling Gear: TV drop frame; TV winch and cable; and 2 x day grabs and RoxAnn. Objectives: To undertake grab, underwater television (UTV) and RoxAnn surveys of sea disposal sites and assess the condition of the seabed, identify the predominant benthic epifauna species, and the distribution of man-made debris. Some of...

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  • Listening for Marine Mammals

    3rd June 2016 by

    The East Coast Marine Mammal Acoustic Study (ECOMMAS) array continued collecting data in 2016. On the 28th of April Alba na Mara sailed from Fraserburgh to deploy moorings at 10 station locations along the Scottish East Coast. The trip lasted 10 days and all the moorings were deployed successfully. The marine mammal listening array extends...

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  • Alba na Mara: Survey 0916A Programme

    20th May 2016 by

    Duration: 19 May – 07 June 2016 Fishing Gear: Scallop dredges Project: 20 days, SU02NS Objectives: To carry out a survey of scallop stocks on the East Coast; To age, measure and assess shell damage on all scallops caught; To collect information on by-catch of other commercial fish and shellfish species; To identify and quantify...

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