giant gloomy nudibranchs Posted on 2020-03-152020-03-15 by hai We saw two gloomy nudibranchs today that exceeds the listed sizes for this species. They are minimum 5 inches compared to published sizes up to 3-4 inches. giant gloomy nudibranch approximate 5 inches giant gloomy nudibranch approximate 5 inches Share this:TwitterFacebookEmailTumblrPrintPinterestLinkedInLike this:Like Loading...