What is the fine-grained topic of the following text: On the Brenna A, young Captain Sean Dwyer is taking on his biggest King Crab quota yet, but he leased it out from under ‘Wild’ Bill Wichrowski and his brand-new boat, Summer Bay. Only return the topic.
Captain Sean Dwyer's King Crab quota on Brenna A and its impact on 'Wild' Bill Wichrowski's Summer Bay.