Fig. 1From: Detection of planktonic coenzyme factor 430 in a freshwater lake: small-scale analysis for probing archaeal methanogenesisMap of the study site location. Lake Suwa is located in the central part of Honshu Island, Japan (36°2′46.92″N, 138°6′30.94″E). Samples were collected along the southeastern shore of Lake SuwaBack to article page