Albatross Task Force

Reducing Seabird Bycatch

What We Do & Why We Do It

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  • Fleet-wide implementation trial in the Hake Trawl fishery of the Imvelo Bird-scaring Line tension device.  This innovative device was initially trialed in 2021, by the ATF in partnership with Imvelo Blue Environmental Consultancy. 

     

    The Imvelo BSL monitoring device in action

     

    In 2021, the Albatross Task Force partnered with Imvelo Blue Environment Consultancy to advance a locally-invented electronic compliance device that monitors the deployment of Bird-Scaring Lines (BSLs). Funded by the Agreement for the Conservation of Albatrosses and Petrels (ACAP), the project refined the Imvelo BSL device, which records mechanical tension to confirm proper use of BSLs.

    Testing of the Imvelo BSL monitoring device

    Invented by Sihle Ngcongo and technically developed by Dr. Nelson Miranda in South Africa, the device was tested at sea under varied conditions, including weather and tampering risks. Improvements enabled easier data capture via USB and broader fleet compatibility, strengthening seabird bycatch mitigation.

     

  • A Hookpod closed around a fishing hook
    Reducing seabird mortality in pelagic longline fisheries traditionally requires combining line-weighting, night setting, and bird-scaring lines, but these measures can disrupt fishing operations and are often challenging. The invention of the Hookpod (HP) in 2005 by the British Kibel brothers transformed mitigation efforts by providing a single, reusable device that shields baited hooks until they sink below 20m, out of reach of most seabirds.
     Members of the ATF and fishermen displaying the Hookpod

    In this study we trialled the HP-mini for the first time in South African waters, and assessed the operational efficacy and comparing target catch rates between the HP and standard tuna longline gear configuration. Results showed the Hookpod maintained target catch while reducing seabird risk.

     

    A fisherman demonstrating a baited Hookpod
  • The project is part of the Marine Stewardship Council (MSC) Fishery Improvement Projects (FIP) which support the transition of SAHLLA members to obtain Marine Stewardship Council (MSC) certification through the South African Hake Longline Fishery Improvement Project by characterising the fleet through harbour visit assessments.
    Proposed vessel bycatch mitigation strategies as well as helping with the update permit conditions with respect to gear material and configuration to reduce seabird interactions and reduce seabird bycatch.
  • In 2021, the Albatross Task Force received a two-year research grant from the Marine Stewardship Council’s Ocean Stewardship Fund to address seabird bycatch in South Africa’s inshore trawl fishery. Working with SECIFA and 13 fishing companies across five harbours, the project tackled the challenge of fitting bird-scaring lines to small vessels by designing and testing smaller, more practical versions.

     

    ATF and fisheries industry workshop

     

    Bespoke seabird mitigation plans were developed for these fleets, alongside trials of electronic monitoring to collect seabird data. The initiative strengthened collaboration with vessel owners and stakeholders, supporting SECIFA’s MSC certification and advancing sustainable fishing practices through tailored solutions.
  • Bird Scaring Lines (BSLs) are produced in collaboration with the Ocean View Association for Persons with Disabilities (OVAPD), established in 2011. The project promotes biodiversity conservation, on by crafting and supplying four types of BSL, two trawl and two longline designs, to the fishing industry. It also creates meaningful employment for persons with disabilities by integrating them into conservation focused production work. OVAPD, a registered non-profit, provides adults with disabilities a space to learn skills, earn income, and access opportunities otherwise limited by transport barriers or the nature of their disabilities, helping them participate in the broader economy and environmental sector.
    Reason Nyengera with management of OVAPD

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