show Basic brown during daytime
hours when the light intensity is
high. The squid’s body has a uniform
brown background color and the
reflective units (mid-dorsal line,
fin dots and mantle dots) are
visible. Along with body size and
occasional scars these dot patterns
can be used for individual
basic brown pattern it is also
possible to distinguish between male
and female adult squid.
have distinct fin dots on a uniform
brown background and have a pale or
white fin edge line.
on the other hand, have a gradual
transition from brown to pale
towards the edge of their fins and
do not show distinctive fin dots.