Red mosquito larva - Red mosquito larva

Japanese: アカボウフラ - あかぼうふら

…It is a good bait for fishing sea bream, black porgy and other fish, but it is not easy to dig it out of the sand. Incidentally, the name akamushi is also used as a colloquial name for the larvae of freshwater chironomids (red mosquito larvae). [Minoru Imajima]. …

From "Chironomus (Swaying Mosquito)"

…These larvae, like those of the giant midge, are sold commercially as fishing bait, and their huge salivary gland chromosomes are used as science teaching materials. Their body fluids contain red pigments, just like those of the Chironomus genus, so their bodies are red, and for this reason they are also called red mosquitoes or red mosquito larvae. Other than the discomfort caused by their large numbers flying in, midges pose little harm to humans and livestock. …

*Some of the terminology that refers to "red mosquito larvae" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…タイ，チヌその他の魚のよい釣餌になるが，砂中から掘りだすのが容易でない。なお，アカムシという名称は，淡水産ユスリカ類の幼虫(アカボウフラ)の俗称としても使われる。【今島実】。…