Micro bat (large footed myotis bat) sounds and voice reflections from inside the disused (since 1932) Dularcha Rail Tunnel, Mooloolah, Queensland, Australia. Audible sounds include: bat sounds, bird sounds, footsteps, distant trains (from the current train line) and voice reflections. Sound recording by G R Legge, 32 bit float 192 kHz downsampled to 24bit/192kHz on a Zoom F3 with an Audio Technica BP4025 stereo microphone. Photography by G R Legge. (www.onstreetphoto.com)

Composite field sound recording from Rocksberg Heritage Park on the Caboolture River at Rocksberg, in South East Queensland, Australia, on the 3rd of August, 2023 at around 2:00pm. Various bird sounds, the wind in the trees and the flowing river over rocks are all audible. Sound recording by G R Legge, 32 bit float 96 kHz downsampled to 24bit/96kHz on a Zoom F3 with an Audio Technica BP4025 stereo microphone. Photography by G R Legge. (www.onstreetphoto.com)

Composite field sound recording from Archerfield Airport near Brisbane, Australia, on the 15th of July 2023. Sounds include aircraft taking off, landing and taxiiing as well as other airport sounds. Sound recording by G R Legge, 24 bit, 192kHz with a Sony PCM-D100. Photography by G R Legge. (www.onstreetphoto.com)

Composite field sound recording from Neurum Creek campground in D'Aguilar National Park (Northern) in South East Queensland, Australia, on the 17th of July 2023 at 1:45pm. Various bird sounds, the wind in the trees, overhead jet aircraft and unidentified foraging animals are all audible, however it is the screeching cockatoos that dominate the recordings, building to an ear splitting crescendo as they come ever closer towards the end. Sound recording by G R Legge, 32 bit float 48kHz downsampled to 24bit/48kHz on a Zoom F3 with an Audio Technica BP4025 stereo microphone. Photography by G R Legge. (www.onstreetphoto.com)

Composite field sound recording from The Gantry picnic area in D'Aguilar National Park in South East Queensland, Australia, on the 26th of June 2023 at 1:30pm. Audible sounds include a foraging brush turkey (Alectura lathami), other bird sounds and the wind in the trees. Sound recording by G R Legge, 32 bit float 48kHz downsampled to 24bit/48kHz on a Zoom F3 with an Audio Technica BP4025 stereo microphone. Photography by G R Legge. (www.onstreetphoto.com)

Composite field recording taken at the Queensland Rugby League match between the Norths Devils and the Souths Logan Magpies on Sunday 25th June 2023. The match was played at the Norths Devils home ground at Bishop Park, Nundah (Brisbane), Queensland, Australia. Audible sounds include: crowd voices, player voices, referees and officials, player trainers and medical staff, the ground announcer and various ambient sounds. Sound recording by G R Legge, 24bit/48kHz on a Zoom H5 with included microphone capsule.

Field sound recording from the shoreline of Moreton Bay at Scarborough, Queensland, Australia on the 7th of June 2023 at 14:30pm. Audible sounds include waves breaking on rocks, water in rock-pools. Sound recording by G R Legge, 24bit/48kHz on a Zoom H5 with included microphone capsule. Photography by G R Legge. (www.onstreetphoto.com)

Composite field sound recording of water flowing over rocks at the Stoney Creek day use area, Stoney Creek, Woodford, Queensland, Australia on the 3rd of July 2023 at 1:20pm. Audible sounds include water flowing over rocks and bird sounds. Sound recording by G R Legge, 32 bit float 48kHz downsampled to 24bit/48kHz on a Zoom F3 with an Audio Technica BP4025 stereo microphone. Photography by G R Legge. (www.onstreetphoto.com)

Field recording taken at the last ever drift track meeting held at Archerfield drift track, Archerfield, Queensland, Australia. Audible sounds include cars, pit sounds, and voices. Saturday 27th of May 2023 (image taken in Feb 2023). Sound recording by G R Legge, 24bit/48kHz on a Zoom H5 with included microphone capsule. Sound recording and photography by G R Legge. (www.onstreetphoto.com)

Composite field sound recording of the tidal pools from the shoreline of Moreton Bay at Scarborough, Queensland, Australia on the 15th of June 2023 at 14:30pm. Audible sounds include waves breaking on rocks, water in rock-pools, clicking sounds of barnacles. Sound recording by G R Legge, 32 bit float 48kHz downsampled to 24bit/48kHz on a Zoom F3 with an Audio Technica BP4025 stereo microphone. Sound recording and photography by G R Legge. (www.onstreetphoto.com)