Giant squid live up to their name: the largest giant squid ever recorded by scientists was almost 43 feet (13 meters) long, and may have weighed nearly a ton. 2 Although the family is known only from larval, paralarval, and juvenile specimens, some authorities believe adult specimens have also been seen. They are placed in the genus Magnapinna and family Magnapinnidae. Two specimens were observed by Remote Operated. Alternatively, they may simply use a trapping technique, waiting passively for prey, such as zooplankton, to bump into their arms (see Cephalopod intelligence). Bigfin squids are a group of rarely seen cephalopods with a distinctive morphology. Abstract Herein, rst observations are reported of Magnapinna squids in the Colombian Southern Caribbean. Scientists have speculated that bigfin squid feed by dragging their arms and tentacles along the seafloor and grabbing edible organisms from the floor. Others are impressively large, including the colossal squid (Mesonychoteuthis hamiltoni ), which can grow to be even bigger than the giant squid, reaching 45 feet (14 meters). Some are surprisingly tiny-only about 1 inch (2.5 centimeters) in length. The crew of the submersible Nautile encountered a long-armed squid off the coast of northern Brazil, 10☄2.91′N 40★3.43′W, at a depth of 4,735 metres (15,535 ft). The first visual record of the long-arm squid was in September 1988. The NOAA notes that the largest bigfin squid scientists have ever discovered was 21 feet long. The bigfin squid, which belongs to the genus Magnapinna, has a small mantle-or body containing its organs-but exceedingly long tentacles. They were working around a well located around 2,450 meters below the ocean’s surface when their camera panned across. To date, there have been fewer than 20 confirmed sightings of this deep-sea cephalopod, known as a bigfin squid (Magnapinna), and this recent sighting adds one more to the list, according to a statement from NOAA Ocean Exploration. on Invertebrate of the Week 9 Bigfin Squid (Magnapinnidae) On November 7, 2007, a Shell Oil Company ROV team worked to retrieve drilling equipment on the seabed near the Perdido project in the Gulf of Mexico. How many Magnapinna squid sightings are there? Bigfin Squid (Magnapinna sp.) If you thought the last entry looked like something out of a Steven Spielberg flick.