Plectranthias knappi

Plectranthias knappi is a species of fish in the family Serranidae occurring in the western-central Pacific Ocean.

Size
This species reaches a length of 6.6 cm.

Etymology
The fish is named in honor of Smithsonian ichthyologist Leslie W. Knapp (1929-2017), who was the one who collected the type specimen and recognized it as probably representing an undescribed species.