fishing derbies怎么理解?

题目

fishing derbies怎么理解?
是下边这段话里的的一个短语,不太明白是什么意思.是不是指的钓鱼比赛呢?
Michael and his troop went to local fishing derbies, where they handed out the brochures, exchanged lead weights for the packets of environmentally safe alternatives, and talked to anglers about the dangers of lead in the environment. He also sent out press releases and called local environmental organizations. He successfully collected 43 pounds of lead weights from various fishing derbies.

答案