There are nearly three hundred known species of octopus, which is in the Cephalopoda group and has eight suction-cup arms, nine brains and three hearts. Octopus, which derives from the Greek word októpus, meaning eight legs, lives in dark places of rocks near the shore and in reefs.
 
   The commercially accepted species are Octopus Vulgaris, Octopus Cyanea, Octopus Membranaceus.
 
   The most demanded octopus species is Octopus Vulgaris, and its equivalent species is Octopus Cyanea which has short and thick legs same like vulgaris. Octopus Membranaceus has long and thin legs and it is preferred because of it’s cheaper price than other commercial octopus species.
 
   Frozen octopus trade is done as block frozen or IQF Frozen in the form of a flower. Ice coating glazing ratio is done according to customer demand as a protective layer. Octopus can be frozen and sold as it is caught, but it is mostly traded as a cleaned (internal organs, eyes, beak removed) individually frozen octopus in the form of a flower.
 
   Octopus tumbling process must be in drum which is produced only for this business for becomes softer and its meat becomes more delicious. Cleaned octopus loss weight approximately 11-13%. If the customer requests, it is boiled for a very short time to make it red and frozen in the form of a flower. Boiled octopus lose weight 15-20% more in this process. Boiled octopuses are vacuum packaged in this way, they are not glazed like bulk IQF flower octopuses. Boiled octopus legs are cut one by one and vacuum packaged, which is mostly requested for supermarket shelves in expensive markets.