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ATLANTIC SALMON

lahave river invasive species project

Researching the level of impact invasive fish species have on the LaHave River Atlantic Salmon population

Smallmouth bass (Micropterus dolomieu) and chain pickerel (Esox niger) are species of fish which are non-native to Nova Scotia. Over the past decade both of these non-native species have become established throughout a large portion of the LaHave River watershed. This illegal introduction has exposed native fish species to two highly predatory species as well as increased levels of competition for food and habitat.

  • Coastal Action initiated the LaHave River Invasive Species Project in 2017 to determine if Atlantic salmon smolt are being preyed upon by chain pickerel and smallmouth bass as they migrate to the ocean during early spring.

  • Research takes place from April to September and involves analyzing stomach contents of fish captured via scientific angling and electrofishing.
    ​
  • Chain pickerel and smallmouth bass were tagged in 2018 as part of a mark and recapture study to determine population estimates for these species in Wentzells Lake. 
Picture
Atlantic salmon smolt found in the stomach of a chain pickerel and smallmouth bass captured in Wentzells Lake in 2017.
2018 LAHAVE RIVER
​​INVASIVE SPECIES REPORT
2017 LAHAVE RIVER
​INVASIVE SPECIES REPORT
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Location

Coastal Action
Cpt. Angus Walters House
37 Tannery Road
PO Box 730 Lunenburg, NS
B0J 2C0

Contact Us

Tel: 902-634-9977
Fax: 902-634-9979
Email: info@coastalaction.org
Picture

COPYRIGHT © COASTAL ACTION 2019. SITE BY SKYSAIL.
  • WHO WE ARE
    • 25TH ANNIVERSARY!
    • OUR TEAM
  • WHAT WE DO
    • SERVICES
    • CLIMATE CHANGE & EDUCATION >
      • CLIMATE CHANGE >
        • STORMWATER MANAGEMENT
        • CARBON SEQUESTRATION
        • PAST PROJECTS
      • EDUCATION >
        • ENVIRONMENTAL EDUCATION PROGRAMS
        • EARTH ADVENTURE CAMPS
        • SCHOOL PROGRAMS
        • NOVA ACTION >
          • HOW TO APPLY
          • APPLICATION FORM
          • NOMINATION FORM
          • CONTACT THE TEAM
    • COASTAL & MARINE >
      • MICROPLASTICS
      • OCEAN FRIENDLY NOVA SCOTIA
      • WORLD OCEANS DAY
      • PAST PROJECTS
    • WATERSHEDS & WATER QUALITY >
      • WATER QUALITY >
        • LUNENBURG HARBOUR
        • LAHAVE WATERSHED
        • PETITE RIVIÈRE
        • SHERBROOKE LAKE & FOX POINT LAKE
      • WATERSHED PROJECTS >
        • FISH HABITAT RESTORATION
      • PAST PROJECTS
    • SPECIES AT RISK & BIODIVERSITY >
      • ATLANTIC WHITEFISH
      • AMERICAN EEL
      • ATLANTIC SALMON
      • PAST PROJECTS
  • WHAT YOU CAN DO
    • DONATE
    • WORK WITH US
    • AWARDS & BURSARIES
  • PUBLICATIONS
    • NEWSLETTER
    • ANNUAL REPORTS
    • PUBLICATIONS
  • DONATE
  • CONTACT