Triple M's breakfast team of Eddie McGuire, Mick Malloy and Luke Darcy have held onto their lead with eight per cent of the audience share - a drop of 1.3 points.
Fox FM's new duo Fifi Box and Dave Thornton are close behind in second spot with an audience share of 7.9 per cent.
Box and Thornton were announced as Fox Fm's new breakfast team following the departure of Jo Stanley and Matt Tilley.
The departure of longtime breakfast duo Kate Langbroek and Dave Hughes saw Nova's ratings slide one percentage point. The station's new team of Meshel Laurie and Tommy Little were placed fifth with an audience share of 7.4 per cent.
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AM talk back station 3AW holds Melbourne's overall ratings lead with 11.9 per cent despite a drop of 1.9 points while rival ABC774 is in second place with 10.6 per cent.
In the morning talkback battle, 3AW's Neil Mitchell slipped 2.7 points but still leads with 17 per cent.
Jon Faine on ABC 774 has increased his audience share by 1.5 points to 14.4 per cent.
Tuesday's radio survey figures are the first to be released by GfK after the agency took over from Nielsen who had monitored the ratings for the past 66 years.
MELBOURNE RADIO RATINGS:
1. 3AW - 11.9 (down 1.9)
2. ABC774 - 10.6 (down 0.2)
3. FOXFM - 8.5 (up 0.1)
4. Nova 100 - 7.9 (down 0.3)
5. GOLD - 7.8 (down 0.2)
6. 3MMM - 6.8 (down 1.2)
7. Mix101.1 - 6.5 (up 0.7)
7. smoothfm 91.5 - 6.5 (up 0.6)
9. Magic 1278 - 6.2 (up 2.2)
10. 3JJJ - 6.1 (up 0.7)
11. ABCFM - 3.2 (up 0.4)
12. SEN - 2.9 (down 1.8)
13. 3RN - 2.5 (down 0.8)
14. NEWSR - 1.5 (down 0.4)
* Radio ratings figures supplied by GfK covering the period January 19 to March 1.
