When it comes to synonyms for the phrase "most detected," there are a number of excellent options. One possibility might be "most commonly found," which speaks directly to the frequency with which something is detected or discovered. Alternatively, you could use the phrase "most frequently identified," which provides a similar sense of regularity while emphasizing the idea of identifying or recognizing something. Other potential synonyms might include "most frequently noticed," "most often observed," or "most frequently detected," each of which carries slightly different nuances but all of which speak to the idea of something being routinely detected or discovered. Ultimately, the best synonym will depend on the context in which the phrase is being used and the subtle distinctions you are looking to convey.