Squid
Common Octopus
Octopus vulgaris
How to spot it
Bulbous-headed with eight arms and warty skin, changing colour and texture in a blink. Each arm carries TWO rows of suckers (vs the single row of the curled octopus). Dens in rock holes; mostly a southern and western visitor.
Usually seen at
14-135 m (median 62 m)
Size
Large (over 50 cm)
Habitat
Rocky crevice, Sandy bottom
Behaviour
Hiding, On bottom, Solitary
Where it's seen
Occurrence records around the UK and north-east Atlantic (OBIS).