El iʻa serrano, kona inoa kikoʻī Serrano kakauolelo, he ʻano kino elongated, ʻoiai ʻoi aku ka plump ma mua o kēlā pūʻulu serranus, nona ia ʻano, ma ke poʻo hoʻi, ʻoi aʻe ke kikoo, a me ka hiʻu, ʻoki ʻia a poepoe ʻia hoʻi. ʻO ka caudal peduncle o ka iʻa Serrano mānoanoa me ka waha nui a ʻike ʻia ka maxilla, me ka unahi ʻole a me ka supermaxilla.
Serrated holoʻokoʻa ka preopercle a he ʻekolu kī ākea ʻo ka operculum. ʻO ka unahi, unahi he liʻiliʻi lākou, ma ka laina ʻaoʻao aia ia ma waena o 65 a me 75.
La hoʻolilo ka kala i kēia serranid i ʻano laha ʻole a kanalua ʻole ka nani, ka ʻaoʻao a me ka ʻāpana o nā ʻāpana i ʻākala a i ʻole ʻulaʻula, a ʻelima a me ʻehiku mau kahakaha ʻeleʻele transverse, kahi kiko polū nui, i ʻike maopopo ʻia me ka makahiki a me ka nui o nā iʻa, noho i ka ʻaoʻao ventral o nā ʻaoʻao mai mua o ka fin anal, ʻāpana o ka cuntal peduncle a melemele ka huelo.
ʻO ke poʻo o kēia serranids kahi labyrinth ʻoi o nā lālani sinuous bluish hoʻomanaʻo i ka palapala ʻAlapia. I loko nō o ke ʻano o kona ʻano hiʻohiona, paʻakikī ʻole kēia iʻa mauna i ka 25cm ka loa.
Noho ka iʻa serrano ma lalo o ka papa pōhaku a me nā mauʻu o limu kai. Me he mea lā he hoʻokaʻawale bathymetric me ka serranus cabrilla. Ke aloha ʻia nā ʻano ʻelua, ka nui o nā serranus kakauolelo ke emi nei ia me ka hohonu, ʻoiai e hoʻonui ʻia ka cabranilla serranus.
Kuhi ʻia kēia hoʻokaʻawale ma muli o kahi kaʻawale e kahi nohona, e hoʻoliʻiliʻi ana i ka hoʻokūkū interspecific, hāʻawi ʻia ke hele ʻole kekahi o nā ʻano ʻelua, a ʻano kākaʻikahi paha, ʻaʻole hoʻopiha piha ka ʻē aʻe i ka hakahaka, akā hāʻawi kaʻana like batymetric.
ʻO ka serrano a iʻa mehameha a me ka sedentary ka mea pale aku i ko lākou ʻāina i nā kāne ʻē aʻe. E like me ka hapanui o ka serranidae, he mea ʻimi holoholona iʻa iʻa, i koli ʻia e ia i hope, ʻoiai e hānai pū kekahi i nā crustacea, polychaetes a me mollusks