Doubtful, I'd lean more toward a Molt and he is in hiding till he feels comfortable.
Molly Miller blenny Diet
S. cristata exerts an unlimited effect on the trophodynamics of the habitats during which it happens.
It feeds closely on epilithic (particularly filamentous) algae; nonetheless, it’s best considered an omnivore, quite than an herbivore, given that in the middle of grazing it ingests a really large number of objects included within the epilithic algal matrix (e.g., detritus and microorganisms).
Additional, it might goal sure small sessile invertebrates (e.g., Aiptasia spp. anemones).
It has even been noticed feeding on fish carrion. In a single intestine content material evaluation, 41 totally different meal objects may very well be recognized.
S. cristata feeds primarily through the day. Its feeding exercise will increase steadily all through the morning hours, leveling off within the early afternoon, after which sharply reducing till cessation at nightfall.
Chunk frequency rises and falls with temperature.
Season and site have been discovered to affect its food regimen and feeding patterns, indicating an excessive stage of trophic versatility.
Diet of topics examined in a single research different, relying upon site and time of yr, from 25-55% algae and from 35-62% detritus.