Notchtail stargazer (Dactyloscopus byersorum) is a ray-finned fish of the family Dactyloscopidae. It inhabits marine (saltwater) waters in benthic environments. It occurs at depths between 0 and 2 metres. With a trophic level of 4, it is a mid-level predator. It is assessed as Least Concern on the IUCN Red List.
Anal soft rays: 31 - 35. Dactyloscopus byersi differs from Dactyloscopus heraldi in a number of features: one row of scales above the curved portion of the lateral line (vs. none); A 31-35, modally 34 (vs. 29-33, modally 32); upper lip fimbriae 13-18, modally 15 (vs. 11-14, modally 12); preopercular sensory pores increases in number with size, but more present in D. byersi of comparable sizes; chevron markings prominent on the side posteriad (vs. weak or absent) and absence of dark bars on the dorsum (vs. present) .
Behavioural data for Notchtail stargazer is currently being reviewed.
Diet information for Notchtail stargazer is currently being compiled.
Reproduction data for Notchtail stargazer is currently being compiled.
Marine; demersal; depth range 0 - 2 m . Tropical south of the Gulf California to Panama.
small fishes and invertebrates (Ref
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