fish of the genus Rhinogobius; dusky tripletooth goby (Tridentiger obscurus); common freshwater goby (Gymnogobius urotaenia); Japanese fluvial sculpin (fish, Cottus pollux)
common freshwater goby (Gymnogobius urotaenia); floating goby (Gymnogobius petschiliensis); Gymnogobius opperiens (fish); isaza goby (Gymnogobius isaza)
technique for catching gobies using a straw mat or basket