"It will give them a bit of breathing room which will enable them to regroup, pay some bills, get some advice and training on how to deal with their particular situation, and restructure financially or operationally," Tauranga Chamber of Commerce chief executive Max Mason said.
"It's a good start to enable the worst-affected businesses to review their options while retaining their staff."
Bay of Plenty Fishermen's Association spokesman Brian Kiddie said though most commercial fishers were operating at either normal or limited capacity because they could not access part of their fisheries, some were still struggling.
Other operators who relied on the sea, such as charter companies and surfing schools, would also benefit.
Graeme Butler, who owns Butler's Swim With Dolphins, estimated he had lost between $21,000 and $30,000 in earnings during his idle October.
Meanwhile, scientists are working through the first test results from shellfish. "We now need to confirm whether any of these components are getting into seafood and how quickly they might be getting out," environmental adviser professor Chris Battershill said.