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Thysanoteuthis rhombus Diamondback Squid

Thysanoteuthis rhombus is commonly referred to as Diamondback Squid. Difficulty in the aquarium: Not suitable for home aquaria!. Toxicity: Toxic hazard unknown.

Profilbild Urheber Anne Frijsinger & Mat Vestjens, Holland

Thysanoteuthis rhombus (eggs), © Anne Frijsinger & Mat Vestjens, Bild vom Roten Meer


Courtesy of the author Anne Frijsinger & Mat Vestjens, Holland Anne Frijsinger & Mat Vestjens, Holland. Please visit www.natuurlijkmooi.net for more information.

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lexID:
6291 
AphiaID:
141680 
Scientific:
Thysanoteuthis rhombus 
German:
Rhomben-Kalmar 
English:
Diamondback Squid 
Category:
Cephalopoda 
Family tree:
Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Oegopsida (Order) > Thysanoteuthidae (Family) > Thysanoteuthis (Genus) > rhombus (Species) 
Initial determination:
Troschel, 1857 
Occurrence:
Eritrea, Aldabra Group, Angola, Comores, Egypt, European Coasts, Greece, Gulf of Mexico, Indo Pacific, Japan, Kenya, Madagascar, Mauritius, Mozambique, New Zealand, Red Sea, Réunion , Somalia, South-Africa, Tansania, the British Isles, the Canary Islands, The Chagos Archipelago (the Chagos Islands), the Seychelles 
Sea depth:
Meter 
Habitats:
Seawater, Sea water 
Size:
up to 39.37" (100 cm) 
Temperature:
50 °F - 77 °F (10°C - 25°C) 
Food:
Big fish, Crabs, Crustaceans, Edible crab, Fish (little fishes) 
Difficulty:
Not suitable for home aquaria! 
Offspring:
None 
Toxicity:
Toxic hazard unknown 
CITES:
Not evaluated 
Red List:
Least concern (LC)  
Related species at
Catalog of Life:
 
Author:
Publisher:
Meerwasser-Lexikon.de
Created:
Last edit:
2025-01-04 17:22:30 

Info

Thysanoteuthis rhombus Troschel, 1857

The photo from Egypt shows the free-floating, tubular egg mass of Rhombuskalmars.

Thysanoteuthis rhombus is a large squid and is found throughout tropical and subtropical oceans.The Diamonds Squid lives in deep waters and comes only at night to the surface of the water to feed and reproduce.

It has rather short arms and large triangular fins that extend the full length of the mantle.It is fished commercially in Asia.

Synonymised names
Cirrobranchium danae Joubin, 1933 · unaccepted (synonym)
Cirrobranchium filiferum Hoyle, 1904 · unaccepted (synonym)
Sepioteuthis major J. E. Gray, 1828 · unaccepted > junior subjective synonym
Thysanoteuthis danae (Joubin, 1933) · unaccepted (synonym)
Thysanoteuthis elegans Troschel, 1857 · unaccepted > junior subjective synonym

External links

  1. researchgate (en). Abgerufen am 04.01.2025.

Pictures

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Thysanoteuthis rhombus (eggs), © Anne Frijsinger & Mat Vestjens, Bild vom Roten Meer
1

Commonly

Gelege eines Rhomben-Kalmars

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