Tridacna noae Noah’s Giant Clam,Teardrop Giant Clam, Teardrop Clam

Tridacna noae is commonly referred to as Noah’s Giant Clam,Teardrop Giant Clam, Teardrop Clam. Difficulty in the aquarium: Not for beginners. A aquarium size of at least 1000 Liter is recommended. Toxicity: Toxic hazard unknown.

Dr. Cécile Fauvelot

Foto: Kiritimati, Kiribati

Foto: Dr. Colette Wabnitz Underwater pictures of Tridacna elongatissima illustrating various types of mantle patterns. c: specimen from Juan de Nova; d, e & f: specimens from Ste Marie Island, Madagascar.
Courtesy of the author Dr. Cécile Fauvelot

Uploaded by AndiV.

Image detail

Profile

lexID:: 7824
AphiaID:: 207671

Scientific:: Tridacna noae
German:: Noah’s Riesenmuschel, Tropfen-Riesenmuschel
English:: Noah’s Giant Clam,Teardrop Giant Clam, Teardrop Clam

Category:: Muslinger

Family tree:: Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Cardiida (Order) > Cardiidae (Family) > Tridacna (Genus) > noae (Species)
Initial determination:: (Röding, ), 1798

Occurrence:: Alor, Australia, Bismarck Archipelago, Bunaken, Caroline Island, China, Fiji, Japan, Line Islands, Micronesia, Moluccas, New Caledonia, Okinawa, Philippines, Solomon Islands, South China Sea, Sulawesi, Taiwan, Tansania, The Ryukyu Islands, the Society Islands, Vanuatu, Wallis and Futuna
Marine Zone:: Intertidal (Eulittoral), intertidal zone between the high and low tide lines characterized by the alternation of low and high tide down to 15 meters
Sea depth:: 1 - 15 Meter
Habitats:: Coral reefs, Reef combs, Reef ridges, Seawater, Sea water
Size:: up to 15.75" (40 cm)
Temperature:: 73.4 °F - 82.4 °F (23°C - 28°C)
Food:: Filter feeder, Plankton, Zooxanthellae / Light
Tank:: 219.98 gal (~ 1000L)
Difficulty:: Not for beginners
Offspring:: Possible to breed
Toxicity:: Toxic hazard unknown

CITES:

Appendix II ((commercial trade possible after a safety assessment by the exporting country))

Red List:

Least concern (LC)

Related species at Catalog of Life:

More related species in this lexicon:

Author:: Meerwasser-Lexikon Team
Publisher:: Meerwasser-Lexikon.de
Created:: 2015-01-03 12:47:15
Last edit:: 2025-06-26 20:04:15

Captive breeding / propagation

The offspring of Tridacna noae are possible. Unfortunately, the number of offspring is not large enough to cover the demand of the trade. If you are interested in Tridacna noae, please ask your dealer for offspring. If you already own Tridacna noae, try breeding yourself. This will help to improve the availability of offspring in the trade and to conserve natural stocks.

Info

Tridacna noae (Röding, 1798)

Tridacna noae differs from T. maxima
in the appearance and arrangement of hyaline organs on the mantle in living specimens. In contrast, shell characters such as numbers
of radial ribs and prominence of rib scales, were relatively unreliable.

Synonymised names
Tridachnes noae Röding, 1798 · unaccepted > superseded combination
Tridacna (Chametrachea) noae (Röding, 1798) · alternative representation
Tridacna ningaloo Penny & Willan, 2014 · unaccepted > junior subjective synonym
Tridacna troughtoni Iredale, 1927 · unaccepted > junior subjective synonym (uncertain synonym)

Korallenriff Magazin

Ausgabe #10
Riffmuscheln

Immer wieder geistern die Riff- oder auch Riesenmuscheln als sogenannte Mördermuscheln durch die Literatur. Auch in Filmen werden sie oft immer noch so genannt. Der Name Mördermuschel ist wohl der Tridacna gigas zu verdanken.