Tridacna Derasa Clam Sml $55.99 Med $59.99 Lrg $ 99.99 Lighting: Strong-Power Compacts, V.H.O bulbs or Metal Halides are recommended. Water Flow: Moderate. Placement: Place on sand bed or on flat location where it will receive strong lighting. Reef Supplements: Thrives with additions of Calcium and trace elements. Ease of Keeping: Easiest of all the Tridacna Clams. Special Needs: Keep Calcium levels-(400ppm-450ppm) and Alkalinity levels-(2.5meq/l or dKH 7-8) To accelerate growth use phytoplankton.

Tridacna Crocea Clam Sml $ 59.99 Med $ 65.99 Lighting: Strong-Power Compacts, V.H.O bulbs or Metal Halides are recommended. Water Flow: Moderate. Placement: Place on sand bed or on flat location where it will receive strong lighting. Reef Supplements: Thrives with additions of Calcium and trace elements. Ease of Keeping: Easiest of all the Tridacna Clams. Special Needs: Keep Calcium levels-(400ppm-450ppm) and Alkalinity levels-(2.5meq/l or dKH 7-8) To accelerate growth use phytoplankton.

Tridacna Maxima Clam Sml $49.99 Med $ 60.99 Lighting: Strong-2 Power Compacts bulbs, 2 V.H.O bulbs or Metal Halides are recommended. Water Flow: Moderate. Placement: Place on sand bed or on flat location where it will receive strong lighting. Reef Supplements: Thrives with additions of Calcium, trace elements and phytoplankton. Ease of Keeping: Maxima clams require more lighting than the derasa clam, recommended for an estalished reef tank. Special Needs: Keep Calcium levels-(400ppm-450ppm) and Alkalinity levels-(2.5meq/L or dKH 7-8). To accelerate growth use phyoplankton.