Ohia trees are dying rapidly, Why?

[pbmaise]

Gypsy
There are 56 types of ants in Hawaii.

Thatch ants create long curvy lines.

http://www.antweb.org/hawaii.jsp

I had lines in my lawn very much like you describe when I lived in Minnesota. Moles or voles caused them. Not sure if they are in Hawaii.

Carpenter bees bore right into Ohia. I have seen them in Ohia posts in Leilani. I was told they don't attack living trees.

Carpenter moths attack living trees.

Hawaiian Beet Webworm Moth? As an adult eats leafy vegetables.