Overview
The Maxima Clam (Tridacna maxima) is a advanced saltwater species known for its blue, green, purple iridescent mantle coloration. Needs intense light. On rock.
Origin & Appearance
Origin: Indo-Pacific.
Colors: Blue, Green, Purple iridescent mantle.
Body Shape: Bivalve (hinged shell). Typical adult dimensions: 35.0 x 17.5 x 28.0.
Sexual Dimorphism: Minimal.
Tank & Water Requirements
| Min Tank Size | 53 gallons |
| Temperature | 75–81°F |
| pH Range | 8.1–8.4 |
| Water Hardness (GH) | dKH 8-12 |
| Bioload | low |
| Oxygen Demand | medium |
| Plant Safe | yes |
| Aquarium Position | On rock |
Behavior & Activity
Sessile filter feeder; opens and closes mantle responding to light; may slowly bore into rock; essentially stationary
Speed: 2/100Aggression: 1/10diurnal
Breeding
Not bred at home; broadcast spawner
Common Diseases
💊 Starvation💊 needs phytoplankton/strong light
Expert Notes
Needs intense light; photosynthetic