Marine

  • Bright lights; Big fish trials

    2nd March 2018 by

    Alba na Mara

    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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  • A new study shows that the seabed landscape crucial for fish conservation

    12th December 2017 by

    A new study, led by the University of Glasgow in collaboration with the University of Strathclyde and Marine Scotland Science and that is published in PLOS ONE, demonstrates the importance of protecting different seabed landscapes in order to maintain a healthy and diverse stock of fish, including cod, haddock and whiting. Currently nature conservation and...

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  • Having eel-y good fun on the Alba na mara

    6th December 2017 by

    Alba na Mara

    Duration: 6-19 December 2017 Equipment Sandeel dredge × 2 (modified 4′ scallop dredge with 6″ teeth and spare toothbars) with towing bar and camera attachment. TV camera. Minilogger (or equivalent). Objectives To determine the abundance, length and age of sandeels in the sediment from regions east of the Firth of Forth and around Turbot bank....

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  • New report published on Scottish Scallop Stocks: Results of 2016 Stock Assessments

    4th December 2017 by

    New Publications image

    Today we’ve published the latest in its Scottish Marine & Freshwater Science series – Scottish Scallop Stocks: Results of 2016 Stock Assessments. Scallops are an important species for the Scottish fishing industry. The Scottish commercial dredge fishery for king scallop (Pecten maximus) began in the 1930s in the Clyde. It has since expanded around the coast...

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  • Finding flatfish in the Forth and Fife

    1st December 2017 by

    Alba na Mara

    Duration: 30 November – 4 December Sampling Gear: BT 158 with 50 mm cod-end 2 m beam trawl with 50 mm cod-end Day grab and table Catamaran and neuston net Objectives To undertake flatfish sampling in St Andrews Bay, inner Firth of Forth, and the Forth estuary in support of the Clean Seas Environment Monitoring...

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  • At Loggerheads with PAM

    6th November 2017 by

    Alba na Mara

    Duration: 6-13 November 2017 Gear: Sub-surface passive acoustic monitoring (PAM) moorings. Objectives: To retrieve a previously deployed series of moorings comprising acoustic release systems (eight subsurface acoustic release moorings) and the acoustic recording devices attached to them (eight C-POD and three Loggerhead broadband units). Nine moorings were deployed originally however, one of these (Soay) has...

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  • Getting a good grounding with the Northeast Atlantic

    1st November 2017 by

    Marine Scotland Science has just released new Groundfish Survey Monitoring and Assessment data for the Northeast Atlantic Area, which includes fish abundance and biomass at length information for all the species caught during the surveys (details in the table below). With growing interest in understanding, assessing and managing the ecosystem in a more holistic way, having reliable...

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  • Looking for flatfish with the Sir John Murray

    30th October 2017 by

    Catches

    Duration: 31 October – 8 November 2017 Sampling Gear: Scottish Environment Protection Agency (SEPA) – 2 m beam trawl with 50 mm cod-end SEPA – Demersal trawl with 50 mm cod-end SEPA – Day grab and table Marine Scotland Science (MSS) – Catamaran and neuston net Objectives: To undertake flatfish and sediment sampling in the...

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  • Where do fish live?

    23rd October 2017 by

    Last week, our scientists were involved in a programme aimed at providing fine-scale data on the habitat associations of cod, haddock and whiting at a key period in their life history – following the transition from pelagic to demersal habitat. The programme also provided them with an opportunity to add to the fish trap and fixed-position baited underwater...

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  • Clyde Herring Acoustic Survey

    18th October 2017 by

    Alba na Mara

    Duration: 20 October – 3 November 2017   Sampling Equipment: PT154, CTD Objectives: To conduct an acoustic survey designed to survey both the open and enclosed areas of the Clyde to ultimately provide an estimate of the abundance and distribution of herring and sprat. To obtain samples of herring and sprat for biological analysis, including...

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