The MNF is calling for applications for 2017-18 and multi-year applications from 2017-18 to 2019-20.
The deadline for compulsory pre-proposals is 31 July 2015.
Full applications are then due by 4 September 2015.
You can find all the information you need on the MNF’s applying for sea time web page http://www.mnf.csiro.au/Applying-for-sea-time.aspx
If you need to brush up on what’s possible on board Investigator, here are the fact sheets: