Lake Tanganyikas Fisheries and Fish Diversity: Addressing Threats - - PowerPoint PPT Presentation

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Lake Tanganyikas Fisheries and Fish Diversity: Addressing Threats - - PowerPoint PPT Presentation

August 2018 Lake Tanganyikas Fisheries and Fish Diversity: Addressing Threats from Village to Basin-Scale Colin Apse Africa Freshwater Conservation Director The Nature Conservancy capse@tnc.org AFRICA | Lake Tanganyika 17% of


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August 2018

Lake Tanganyika’s Fisheries and Fish Diversity:

Addressing Threats from Village to Basin-Scale

Africa Freshwater Conservation Director The Nature Conservancy capse@tnc.org

Colin Apse

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  • 17% of world’s available freshwater
  • Longest and second deepest lake
  • Largely intact, but threatened
  • High rate of population growth
  • Relatively poor infrastructure

AFRICA | Lake Tanganyika

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AFRICA | Lake Tanganyika’s Freshwater Biodiversity

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  • Dominated by two clupeid species:

Stolothrissa tanganicae and Limnothrissa miodon along with Lates stappersii

  • Artisinal, open access
  • Night fishing, kerosene lanterns given

way to LED lights

  • Doubling of fishing effort,

decline of catch

AFRICA | Pelagic Fishery

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AFRICA | Threats to Fishery & Biodiversity

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AFRICA | Lake Tanganyika & The Tuungane Project

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AFRICA | Fisheries Co-Management Support

“The fish are here for us, so when they increase, it’s good for us, forever.”

–RAPHAEL KALAMBWE, Kashagulu Village Beach Management Unit (BMU) Officer, Forest Scout Leader, & Conservation Banks Member Kigoma, Tanzania

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AFRICA | Co-Management Impact

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AFRICA | Co-Management Impact

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AFRICA | Co-Management Impact

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AFRICA | Lake Tanganyika Freshwater Atlas

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  • Freshwater scientists from the four basin countries plus

international scientists; Lake Tanganyika Authority (LTA); government officials all in a workshop process

  • 22 sites agreed upon for KBA designation and management

action

Burundi DRC Tanzania Zambia 3 sites 6 sites 9 sites 4 sites

AFRICA | Lake Tanganyika Draft Freshwater KBAs

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AFRICA | African Great Lakes Conference 2017

Lead Sponsors:

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AFRICA | Siting & Best Practices for Caged Aquaculture

Promoting Environmentally, Economically & Socially Sustainable Caged Aquaculture

  • n the African Great Lakes
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AFRICA | Understanding Fishery Trends

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AFRICA | Some Remaining Challenges

  • Scaling and long-term finance of

co-management approach

  • Sedimentation & nutrient pollution
  • Climate change
  • Oil & port development
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AFRICA | Thank You