On his heels???... More like watching from the sidelines in awe.
VERY FEW people with Bill's obvious background in taxonomy and aquatic ecology would be willing to share so much information with so many beneficiaries - FOR FREE. Needless to say, Bill's philanthropy with his in-depth responses warrants much gratitude
The beauty and value of this site lies in the various contributors' diverse areas of expertise and, on some occasions, their conflicting opinions. Some of the questions posted on this site may not have "black & white" absolutely correct answers. As with medical opinions, it is best to review feedback from various (presumably "qualified") sources in order to make a fully informed decision toward a course of action. Bill certainly has the knowledge and experience to substantiate his opinions - which is the ultimate prerequisite for being deemed "an expert"..