The Microgobius signatus lives in the demersal, marine environment.
second-dorsal-fin elements (some Microgobius signatus individuals can occasionally reach 22 elements and larval Palatogobius have up to 21). In addition, these other candidates have seven dorsal-fin spines and do not have obviously separated pelvic fins. There are ony two regional species: P. More
Gobio señal in Spanish (español)
閃光侏鰕虎魚 in Mandarin Chinese
闪光侏鰕虎鱼 in Mandarin Chinese