Marine Stewardship Council (MSC) Public Certification Report Netherlands blue shell mussel (translocation, bottom & cultured) fishery On Behalf of Vereniging Producentenorganisatie van de Nederlandse mosselcultuur (Dutch PO mussel culture) the Zeeuwse Hangcultuurkwekers and Vereniging van Importeurs van Schelpdieren Prepared by Control Union (UK) Limited. July 2021 Authors: Dr. J. Gascoigne Ms. C. Sieben Beverley O‘Kane Control Union (UK) Limited. 56 High Street, Lymington, Hampshire, SO41 9AH, United Kingdom Tel: 01590 613007 Fax: 01590 671573 Email: [email protected] Website: http://uk.controlunion.com CU (UK) Reduced Reassessment Reporting Template v2.2 (1st May 2020) QA: 3474R06C 1 Contents CONTENTS ............................................................................................................................................... 2 QA ........................................................................................................................................................... 5 GLOSSARY................................................................................................................................................ 6 1 EXECUTIVE SUMMARY .................................................................................................................... 8 1.1 Changes since the Previous Assessment................................................................................. 8 1.2 Principle 1.............................................................................................................................. 10 1.3 Principle 2.............................................................................................................................. 13 1.4 Principle 3.............................................................................................................................. 14 2 REPORT DETAILS............................................................................................................................ 15 2.1 Authorship and peer review details ...................................................................................... 15 2.2 Version details ....................................................................................................................... 17 3 UNIT(S) OF ASSESSMENT AND CERTIFICATION AND RESULTS OVERVIEW ................................... 18 3.1 Unit(s) of Assessment and Unit(s) of Certification ................................................................ 18 3.1.1 Unit(s) of Assessment ..................................................................................................................... 18 3.1.2 Unit(s) of Certification .................................................................................................................... 19 3.1.3 Client groups ................................................................................................................................... 19 3.1.4 Scope of assessment in relation to enhanced fisheries .................................................................. 20 3.2 Assessment results overview ................................................................................................ 21 3.2.1 Determination, formal conclusion and agreement ........................................................................ 21 3.2.2 Principle level scores ....................................................................................................................... 21 4 TRACEABILITY AND ELIGIBILITY ..................................................................................................... 22 4.1 Eligibility date ........................................................................................................................ 22 5 TRACEABILITY WITHIN THE FISHERY ............................................................................................. 22 5.1 Eligibility to enter further chains of custody ......................................................................... 26 5.2 Eligibility of Inseparable or Practicably Inseparable (IPI) stock(s) to enter further chains of custody .............................................................................................................................................. 27 6 SCORING ........................................................................................................................................ 27 6.1 Summary of Performance Indicator level scores .................................................................. 27 6.2 Principle 1.............................................................................................................................. 28 6.2.1 Principle 1 background UoAs 1-4 .................................................................................................... 28 6.2.2 Mussel translocation and genetics (UoA 5) .................................................................................... 30 6.2.3 Total Allowable Catch (TAC) and catch data ................................................................................... 32 6.3 Principle 1 Performance Indicator scores and rationales ..................................................... 33 6.3.1 PI 1.1.3 – Genetics : UoA 5 – translocation of mussels from other MSC mussel fisheries into the Oosterschelde .............................................................................................................................................. 33 CU (UK) Reduced Reassessment Reporting Template v2.2 (1st May 2020) QA: 3474R06C 2 6.4 Principle 2.............................................................................................................................. 35 6.4.1 Fishery survey data availability ....................................................................................................... 35 6.4.2 Translocation UoA (UoA 5) ............................................................................................................. 36 6.4.3 Designation of species under Principle 2 ........................................................................................ 38 6.4.4 Primary and Secondary species ...................................................................................................... 39 6.4.5 ETP species ...................................................................................................................................... 40 6.4.6 Habitats ........................................................................................................................................... 41 6.4.7 Ecosystem ....................................................................................................................................... 48 6.4.8 Scoring elements ............................................................................................................................ 48 6.5 Principle 2 Performance Indicator scores and rationales ..................................................... 49 PI 2.1.1 – Primary species outcome ............................................................................................................. 49 PI 2.1.2 – Primary species management strategy ........................................................................................ 51 PI 2.1.3 – Primary species information ........................................................................................................ 54 PI 2.2.1 – Secondary species outcome ......................................................................................................... 57 PI 2.2.2 – Secondary species management strategy .................................................................................... 61 PI 2.2.3 – Secondary species information .................................................................................................... 64 PI 2.3.1 – ETP species outcome .................................................................................................................... 66 PI 2.3.2 – ETP species management strategy ............................................................................................... 76 PI 2.3.3 – ETP species information ............................................................................................................... 81 PI 2.4.1 – Habitats outcome ......................................................................................................................... 84 PI 2.4.2 – Habitats management strategy .................................................................................................... 91 PI 2.4.3 – Habitats information .................................................................................................................... 95 PI 2.5.1 – Ecosystem outcome ..................................................................................................................... 98 PI 2.5.2 – Ecosystem management strategy .............................................................................................. 101 PI 2.5.3 – Ecosystem information .............................................................................................................. 104 PI 2.6.1 – Translocation outcome .............................................................................................................. 107 PI 2.6.2 – Translocation management ....................................................................................................... 110 PI 2.6.3 – Translocation information .........................................................................................................