CONTENTS 



1.0 Introduction 1 



1.1 American Lobster, Homarus americanus 5 



1.2 Red Crab, Geryon quinquedens 6 



1.3 Rock Crab, Cancer irroratus , and Jonah Crab, 

 Cancer borealis 7 



1.4 Blue Crab, Callinectes sapidus 7 



1.5 Status of Shell Disease 8 



2.0 Severity of the Shell Disease Problem in the 



New York Bight 8 



2.1 Shell Disease in Lobsters 10 



2.2 Shell Disease in Red Crabs 16 



2.3 Shell Disease in Rock Crabs and Jonah Crabs . . 19 



2.4 Shell Disease in Blue Crabs 22 



3.0 Relationship of Shell Disease to Pollution 25 



4.0 Relationship of Shell Disease to Increased 



Mortality 27 



5.0 Conclusions 29 



6.0 Recommendations 3 



7.0 Acknowledgements 3 2 



8.0 Literature Cited 32 



9.0 Appendices 3 5 



9.1 Participants in the Working Group 



Discussions 35 



9.2 EPA and NOAA Roles and Responsibilities .... 36 



9.3 106 Mile Site Fact Sheet 40 



9.4 Questions and Answers about Shell Disease ... 45 



Vll 



