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Mesonychoteuthis hamiltoni Colossal Squid, Antarctic Cranch Squid, Antarctic Colossal Squid

Mesonychoteuthis hamiltoni is commonly referred to as Colossal Squid, Antarctic Cranch Squid, Antarctic Colossal Squid. Difficulty in the aquarium: Pas pour l'aquarium!. Toxicity: Toxic hazard unknown.


Profilbild Urheber Rogelio A. Galaviz C., Mexiko

Foto: Antarktis

/ https://creativecommons.org/licenses/by-nc/2.0/
Courtesy of the author Rogelio A. Galaviz C., Mexiko

Uploaded by AndiV.

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lexID:
14875 
AphiaID:
325299 
Scientific:
Mesonychoteuthis hamiltoni 
German:
Koloss-Kalmar 
English:
Colossal Squid, Antarctic Cranch Squid, Antarctic Colossal Squid 
Category:
Céphalopodes 
Family tree:
Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Oegopsida (Order) > Cranchiidae (Family) > Mesonychoteuthis (Genus) > hamiltoni (Species) 
Initial determination:
Robson, 1925 
Occurrence:
Zirkumpolar, Antarctica, Argentina, Bouvet Island, Chile, Crozet Islands, Kerguelen Islands, New Zealand, South Georgia and the South Sandwich Islands, South Orkney Islands, South-Africa, the Falkland Islands 
Marine Zone:
Hemipelagial
Lightless depth range of 800 - 2400 meters
 
Sea depth:
200 - 1981 Meter 
Size:
up to 236.22" (600 cm) 
Weight:
495 kg 
Temperature:
0,4 °F - 1,3 °F (0,4°C - 1,3°C) 
Food:
Big fish, Fish (little fishes), Invertebrates, Mammals, Penguins, Predatory, Sea birds, Sepia, Small Sharks 
Difficulty:
Pas pour l'aquarium! 
Offspring:
Not available as offspring 
Toxicity:
Toxic hazard unknown 
CITES:
Not evaluated 
Red List:
Not evaluated (NE) 
Related species at
Catalog of Life
:
 
Author:
Publisher:
Meerwasser-Lexikon.de
Created:
Last edit:
2022-06-09 12:59:17 

Info

For centuries, sailors have repeatedly reported "giant octopuses" that caused entire ships to capsize and sink.
Similar to some anglers, the fish caught gets a bit bigger with each tale, it may have been the octopuses mentioned.
This myth was debunked in 2004 when the first colossal squid, albeit somewhat smaller, weighing 150Kg was caught off the Ogasawara Islands in the western North Pacific Ocean from a depth of nearly 1,000 meters.

The photo shown and the attached video make clear the actual size of the Colossus Squid.
To the size data of the Colossus squid: There are clearly different data to the size of the squid, which took place from the measurement, sometimes only the body (tube), sometimes the whole cephalopod with spread arms and tentacles, so the maximum size of the squid is estimated up to 16 meters!

With these data, it is now understandable why whales, like the sperm whale, dive very deep to catch such a large prey.
The previous theory that injuries of the whale skin occurred by the suction cups of the tentacles, and with the growth of the whale also become larger, cannot be the only explanation for the emergence of the large wounds.

Huge cephalopods like the colossal squid in turn hunt larger prey, including the giant Antarctic cod or Antarctic hake (Dissostichus mawsoni), which can reach a length of 2 meters and a weight of 80 kg (for comparison: the average weight of men in Germany is 85.2 kg).

We will definitely learn more about these deep-sea dwellers and their lives in the coming years.


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