Record (Lizard Island Field Guide)

Record details

Giant Clam (species: Tridacna gigas)
Observed by David Sellars
Tue, 16 Oct 2018 16:00:00

Location details

  • Lizard Island, Queensland

  • Horseshoe Reef

  • Marine specimens found at a depth between 1 m and 4 metres.

Details about the specimen(s)

  • Specimen count is not recorded.
  • specimen(s) alive when found.
  • specimen(s) alive at end of the observation process.
  • specimen(s) left in natural environment.
  • Reproduction was occurring.

Numerous individuals observed spawning by SIT student group, reported by David Sellars.

This was three days after a mass spawning event at the same place and time of day involving Tridacna crocea, another Tridacna species (not T. gigas), several holothuroid species, Linckia laevigata and an echinoid, possibly Echinometra mathaei.