Black sponge. No flash enabled - image washed out.
10m

0-4m
Strange Ectyoplasia ferox maybe?

2-4m
Not sure what this sponge is, but it was seen once or twice at this site.

2-4m
Another sponge that was seen with two other sponges. Not sure what it is.

1-5m

2-7m
There was a hole in the reef with at least 4 different kinds of sponges. This observation is for the beige sponge.

Top

< 1m
Two mussel shells next to the anemone.

0-3m
Found under a flipped rock. Might be a bryozoan.

20m or 60ft
Hermit crabs were frequently seen in sponges.

15-40ft or 4-12m
The buoy line had an abundance of these feather like hydroids on it.

15-40ft or 4-12m
Some sort of encrusting organism (possibly a hydroid) that was seen on the sargassum seaweed as it was floating by. Looks similar to the organisms on the buoy line.

3-4m
This encrusting organism/mass was found underneath a dead conch shell that was on the reef. It was slimy and smooth to the touch. Also it was not compressible.

10ft-60ft or 3m-18m

10ft-60ft or 3m-18m
No idea what this thing is. It seemed to have the ability to move itself into various poses. It was seen a twice during the dive.

1-5m
None of these images are great, but this looked like some sort of hairy red algae with many white spots.

1-5m
This coral was underneath a rock where the lobsters were.

Bioblitz

1-3m
Light coloured encrusting organism with pores in it. I don’t know what kind of organism this is. It was soft to the touch and not compressible.