Pre-Assessment of the Clam fishery: chocolata (Megapitaria squalida), red (M. aurantiaca) and white (Dosinia ponderosa) in Puerto Libertad, Gulf of California, Mexico Prepared for: Sociedad Cooperativa de Producción Pesquera Mojarra del Arrecife SC de RL de CV. Prepared by: Ernesto Gastélum Nava, Lorena Rocha Tejeda & Francisco Javier Fernández Rivera Melo (COBI) Reviewed by: Mónica Valle-Esquivel, Jodi Bostrom, and Erin Wilson (MRAG Americas) Validated by MRAG Americas April, 2020 Comunidad y Biodiversidad, A.C. Calle Isla del Peruano #215 Colonia Lomas de Miramar Guaymas, Sonora, México, CP 85448 Correo electrónico [email protected] (información) Conformity Assessment Body MRAG Americas (CAB) Sociedad Cooperativa de Producción Pesquera Mojarra del Arrecife SC Fishery client de RL de CV Assessment Type Comprehensive pre-assessment Project code US2647_COBI_MX_PA_Validation Version 3.0 Ernesto Gastélum Nava, Lorena Rocha Tejeda and Francisco Javier Prepared by Fernández Rivera Melo (COBI) Reviewed by Mónica Valle-Esquivel, Jodi Bostrom, Erin Wilson (MRAG Americas) Approved by Amanda Stern-Pirlot (MRAG Americas) 2 Content Content ....................................................................................................................... 2 1.1 Tables ........................................................................................................................ 4 1.2 Figures ....................................................................................................................... 4 Glossary ..................................................................................................................... 5 Acronyms .................................................................................................................... 6 Executive summary .......................................................................................... 8 Introduction .................................................................................................... 10 3.1 Aims and constraints of the pre-assessment .......................................................... 10 3.2 Version details ......................................................................................................... 10 Unit(s) of Assessment .................................................................................... 11 4.1 Unit(s) of Assessment ............................................................................................. 11 Traceability .................................................................................................... 12 5.1 Traceability within the fishery .................................................................................. 12 5.2 Market and price ...................................................................................................... 14 Pre-assessment results ................................................................................. 14 6.1 Overview .................................................................................................................. 14 6.1.1 Recommendations ........................................................................................................ 16 6.2 Summary of potential conditions by Principle ......................................................... 16 6.3 Summary of Performance Indicator level scores .................................................... 17 6.4 Principle 1 ................................................................................................................ 23 6.4.1 Principle 1 Background ................................................................................................. 23 6.4.2 Catch profiles ................................................................................................................ 30 6.4.3 Total Allowable Catch (TAC) and catch data ................................................................ 31 6.4.4 Principle 1 Performance Indicator scores and rationales ............................................. 33 PI 1.1.1 – Stock status ............................................................................................................ 33 PI 1.1.2 – Stock rebuilding ...................................................................................................... 34 PI 1.2.1 – Harvest strategy ...................................................................................................... 35 PI 1.2.2 – Harvest control rules and tools ............................................................................... 38 PI 1.2.3 – Information and monitoring ..................................................................................... 39 PI 1.2.4 – Assessment of stock status .................................................................................... 42 6.5 Principle 2 ................................................................................................................ 44 6.5.1 Principle 2 background ................................................................................................. 44 6.5.2 Principle 2 Performance Indicator scores and rationales ............................................ 46 PI 2.1.1 – Primary species outcome ....................................................................................... 46 2 PI 2.1.2 – Primary species management strategy .................................................................. 47 PI 2.1.3 – Primary species information ................................................................................... 49 PI 2.2.1 – Secondary species outcome ................................................................................... 51 PI 2.2.2 – Secondary species management strategy ............................................................. 52 PI 2.2.3 – Secondary species information ............................................................................... 54 PI 2.3.1 – ETP species outcome ............................................................................................. 56 PI 2.3.2 – ETP species management strategy ........................................................................ 57 PI 2.3.3 – ETP species information ......................................................................................... 59 PI 2.4.1 – Habitats outcome .................................................................................................... 60 PI 2.4.2 – Habitats management strategy ............................................................................... 62 PI 2.4.3 – Habitats information ................................................................................................ 64 PI 2.5.1 – Ecosystem outcome ............................................................................................... 66 PI 2.5.2 – Ecosystem management strategy .......................................................................... 66 PI 2.5.3 – Ecosystem information ........................................................................................... 68 6.6 Principle 3 ................................................................................................................ 71 6.6.1 Principle 3 background ................................................................................................. 71 6.6.2 Principle 3 Performance Indicator scores and rationales ............................................. 73 PI 3.1.1 – Legal and/or customary framework ........................................................................ 73 PI 3.1.2 – Consultation, roles and responsibilities .................................................................. 75 PI 3.1.3 – Long term objectives ............................................................................................... 77 PI 3.2.1 – Fishery-specific objectives ...................................................................................... 78 PI 3.2.2 – Decision-making processes .................................................................................... 78 PI 3.2.3 – Compliance and enforcement ................................................................................. 81 PI 3.2.4 – Monitoring and management performance evaluation ........................................... 83 List of references ........................................................................................... 85 Appendices .................................................................................................... 88 8.1 Assessment information .......................................................................................... 88 8.1.1 Small-scale fisheries ..................................................................................................... 88 8.2 Evaluation processes and techniques ..................................................................... 88 8.2.1 Site visits ....................................................................................................................... 88 8.2.2 Recommendations for stakeholder participation in full assessment............................. 88 8.3 Risk-Based Framework outputs .............................................................................. 91 8.3.1 Consequence Analysis (CA) ......................................................................................... 91 8.3.2 Productivity Susceptibility Analysis (PSA) .................................................................... 92 8.3.3 Consequence Spatial Analysis (CSA) .........................................................................