Some organizations have student membership opportunities which are less expensive but still allow you membership benefits. MCA and ABYC, for example, have student membership options.
"Maine's composite industry is at the core of the state's world-class custom yacht and boat building industry." (from the site) NOTE: Student membership is $10.
"ACMA provides a forum for members of the composites industry to come together to develop shared market opportunities and deal with common challenges. It is recognized as an unmatched source of up-to-date information about the composites industry as well as the premier provider of educational resources relating to the field." (from the site)
Mission: To promote growth, prosperity, and cooperation within the marine industry in Maine; to encourage and publicize educational opportunities leading to and furthering careers in the marine trades; and to encourage and assist in the development of best practices in the marine industry with a focus on the environment, and health and safety. (from the site)
NMMA is dedicated to creating, promoting and protecting an environment where members can achieve financial success through excellence in manufacturing, in selling, and in servicing their customers. (from the site)