Hello
I have now added the photo settings to the bottom of each picture.
In summary:
Sponge photo:#127 - macro, ISO320, 1/125, F2
Sea Urchins and anemones:#131 - macro, ISO320, 1/125, F4
Swimming through gully: #134 - not macro, ISO320, 1/125, F4
2 fish above reef: #138 - not macro...