not done yet.
You have hornless nubs, male and female horns, along with male and female tails/fins.
I will be shading and highlighting all add-ons... and doing the eye color and work-up later.
Since they live in arctic waters, they should probably have the fur like a polar bear, and build like one, making their fur thick, but not long and loose like longhair dog breeds.
Now... I added some small things in there, but I also might add some more things then what is listed, just to give it some spark to it...
Names;
Ghito dogs
Kranix hounds
Eleoxus canids
Northern Inuit polar hounds(NIP hounds)
(no more)