Robuta

https://www.usgs.gov/publications/otolith-marking-juvenile-shortnose-gar-immersion-oxytetracycline
Oxytetracycline (OTC) has been used to mark a variety of fish species at multiple developmental stages; however, there is little information on batch-marking...
otolith markingshortnose garjuvenileimmersionoxytetracycline