The co-ordinates are not the correct co-ordinates, but are close. Using the parking co-ordinates for Koda trail 1- go fish and also this cache (S 027 38.001 E 152 54.315) you must then visit 2 other caches in this series to find a letter then do a little sum that will alter the co-ordinates to find the prize.
The final co-ordinates are S 27 37. (A, B or C) E 152 53. (A, B or C)
Visit Koda trail- The ant hill for south co-ordinate then A + 940. B + 673. C + 749
Visit Koda trail- Lion's Den for east co-ordinate then A + 583. B - 152. C + 639
Find the correct letter inside, on or under lid of these caches to find the final numbers to locate the cache
To get to final cache you can park nearby the ant hill and head bush. Once you've finished signing the log please close all containers securely. Please note I only placed here what's inside, not the exterior container. First to find goes to the geosapiens.