Diseases, pathogens and parasites of Undaria pinnatifida

Contents Page
Executive Summary 1
Overall objective 2
Specific objectives 2
1. Introduction 3
2. Methods and Materials 5
2.1. Definitions 5
2.2. Data Sources 6
2.3. Database 7
2.4. Mapping 8
3. Results 8
3.1. General Comments 8
3.2. description of known pathogen-host relationships 9
3.3. Laminariales 13
3.4. Brown algae other than Laminariales 16
3.5. Red algae 20
3.6. Green algae 27
3.7. Xanthophyceae 28
4. Discussion 30
I: Assessment of information available on seaweed diseases worldwide and in New Zealand 30
II: Assessment of threats by pathogens of Undaria to New Zealand native marine flora 31
III: Future strategy for screening populations and increasing knowledge of risk posed by
diseases/parasites/pathogens to New Zealand macroalgae and coastal communities 32
5. Conclusions 33
6. Acknowledgements 33
7. References 34
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