Don't panic yet... try to find out why they are there. #What is their food source? Some ants prefer sweet foods, while other species prefer insects and other sources of animal protein and fat.Originally Posted by shano
One bonus, black ants don't eat timber # #but they will infest timber which is already damaged and decayed, so you should check under your floor. If your boat doesn't have inspection hatches, then perhaps it's a good time to put some in. According to Whitworths latest catalogue these start at #$12.90 for ones with an internal diameter 115mm (4.5").
More info - Ants in Timber in Queensland -
http://www2.dpi.qld.gov.au/forestry/5015.html