Two New Zealanders were onboard the ship when it sank off the coast of Japan.
Families of men missing at sea are offering a reward for information that leads to their loved ones being found - dead or alive.
There is concern that once animals reach their destination, they could be slaughtered using outlawed methods.
Two New Zealanders were onboard the ship when it went missing.
The debris was found by a privately funded search team.
"We have been privately funding a search and rescue for two-and-a-half weeks and we have narrowed it down into an area."
The search was called off last week.
They are raising money to search for the missing man themselves.
"Every minute, hour, day that goes by that window of opportunity to find them alive is closing."