10 returned results for 'Mackerel Egg Survey '

  • Mackerel and Horse Mackerel Egg Survey

    MFV Altaire Survey 0319H Programme   Duration: 1-23 July 2019   Fishing/Sampling Gear: Gulf VII plankton sampler, vessels own pelagic trawl.   Objectives: To carry out mackerel and horse mackerel egg survey (ICES Triennial Survey) within sampling Period 7 of the 2016 MEGS survey plan along the NE Atlantic shelf and slope in the area from…

    2nd July 2019

  • Fish Samples and Mackerel Eggs – ICES Triennial Survey

    MFV Altaire Programme Survey: 0219H Duration: 16-29 April 2019 Fishing/Sampling Gear: Gulf VII Plankton Sampler Objectives: Carry out mackerel egg survey (ICES Triennial Survey) on the western shelf and slope in the area from 55o N to 60o N (see Figure 1 below). Collect fish samples, by trawling, for atresia and fecundity analysis back at…

    26th April 2019

  • Understanding behaviour of Northeast Atlantic mackerel

    Scientists from Marine Scotland have been involved in a survey sampling mackerel eggs in the Arctic Circle. Four scientists from Marine Scotland, which is the Scottish Government Directorate responsible for the integrated management of Scotland’s seas, joined the crew of the chartered vessel Marine Fishing Vessel (MFV) Altaire to survey mackerel spawning activity within the…

    21st June 2021

  • Egg-cellent Sampling with Altaire – An Update

    Survey: 0119H MFV Altaire (LK429) Duration: 19 March – 1 April 2019 Objectives Carry out mackerel egg survey (ICES Triennial Survey), on the western shelf and shelf edge in the area from 53oN to 59o N. Collect fish samples, by trawling, for atresia and fecundity analysis back at the laboratory. Marine Scotland chartered the large…

    5th April 2019

  • Egg-cellent Sampling with Altaire

    MFV Altaire (LK429) Programme Survey: 0119H Duration: 19 March – 1 April 2019 Fishing/Sampling Gear: Vessel’s own pelagic trawl Gulf VII plankton sampler with mounted seabird 19+ CTD (Conductivity Temperature Depth) unit. Objectives: Carry out mackerel egg survey (ICES Triennial Survey), on the western shelf and shelf edge in the area from 53oN to 59o…

    2nd April 2019

  • Surveying in Subarea 6a

    Survey: MRV Scotia Programme 0319S Duration: 17 February – 11 March 2019 Fishing Gear: GOV (Grand Overture Verticale) Trawl (BT 137) fitted with ground gear D. Plankton Sampling Gear: Gulf 7, icthyoplankton Sampler Hydrographic Gear: Seabird 19+ CTD (Conductivity, Temperature and Depth) Objectives: Demersal trawling survey (SCOWCGFS-Q1) off the grounds of the north and west…

    25th February 2019

  • An Egg Hunt of Large Proportions

    Survey: 0118H MRV Altaire (Part 3) Duration: 22nd May 2018 – 6th June 2018 This survey was tasked with providing answers to one very simple but, up to now, unanswered question. How much further west of the current survey extent would a mackerel egg survey need to go to secure a mackerel spawning boundary, in other…

    28th June 2018

  • Mackerel and Eggs on the Altaire

    MFV Altaire departed Ullapool at 1400hrs on the 22nd May to begin survey 0118H. Onboard during this exploratory mackerel egg survey we have an international scientific complement including scientists from: Scotland, Ireland, Germany and the Netherlands. Flowmeter calibration deployments were completed successfully in the Minch, west of Melvaig, and the Altaire is now proceeding to…

    29th May 2018

  • Rockall and Mackerel

    Survey: 0118H MFV Altaire Duration: 22 May – 6 June 2018 Fishing/Sampling Gear: Gulf VII plankton sampler Objectives: To carry out standalone mackerel egg survey, on the western shelf and slope in the area from 52o N to 59o N (see Figure 1). Opportunistic trawling for adult mackerel samples; for exploratory ovary analysis. Procedures: After…

    28th May 2018

  • MFV Altaire Survey 0116H: Programme

    Duration: 23 February – 7 March 2016 Fishing/Sampling Gear: Gulf VII plankton sampler Objectives: To carry out mackerel egg survey (ICES Triennial Survey), on the western shelf and slope in the area from 52o N to 59o N (see Figure 1 below); and To collect fish samples, by trawling, for atresia and fecundity analysis back…

    26th February 2016