You Do Need power plug adapter while traveling from Iraq to Canary Islands.

Here is Why You Need An Adapter

The outlet and plug type used in Canary Islands are C, E and F and in Iraq are C, D and G. This is how they look like.

Iraq

In Iraq, outlets of type C, D and G are in use.

Type C

Type D

Type G

Canary Islands

In Canary Islands, outlets of type C, E and F are in use.

Type C

Type E

Type F