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Other species similarly tested with some measure of success include goldfish (discriminating between 2 vs. 3, and 10 vs. 15), [79] guppy (3 vs. 4, and 4 vs. 5), [80] [81] and zebrafish (2 vs. 3, 3 vs. 4, and 4 vs. 5, but not 5 vs. 6, nor 6 vs. 7). [82] Many studies have shown that when given a choice, shoaling fish prefer to join the larger of ...
Electrona risso is a species of myctophiform ray-finned fish in the family Myctophidae, the lanternfishes. It is known commonly as the electric lantern fish, chubby flashlight fish, [1] and Risso's lantern-fish. [2] It is a widespread species of all the oceans. [3] [4] Photophores of Electrona risso, illuminated by camera flash
Symbolophorus barnardi is a lanternfish in the family Myctophidae, found circumglobally in the southern hemisphere between about 30° S and 11° S at depths of between 100 and 800 m.
Despite this, increasing evidence indicates that fish possess not just capabilities that cannot be explained through Pavlovian and operant conditioning alone, such as reversal learning, novel obstacle avoidance, and passing simultaneous two-choice tasks, but also even more complex capabilities such as navigational cognitive mapping, [176] [177 ...
Neoscopelus macrolepidotus, also known as a large-scaled lantern fish, is a species of small mesopelagic or bathypelagic fish of the family Neoscopelidae, which contains six species total along three genera. [1] The family Neoscopelidae is one of the two families of the order Myctophiformes. Neoscopelidae can be classified by the presence of an ...
Lanternfish are generally small fish, ranging from about 2 to 30 cm (0.79 to 11.81 in) in length, with most being under 15 cm (5.9 in). Shallow-living species are an iridescent blue to green or silver, while deeper-living species are dark brown to black.
Benthosema glaciale, or glacier lantern fish, is the most common species of lanternfish and important part of the midwater ecosystem of northern North Atlantic. [ 1 ] [ 2 ] It feeds on small crustaceans, including copepods , krill and amphipods , along with other small invertebrates.
Diaphus perspicillatus (J. D. Ogilby, 1898) (transparent lantern fish) Diaphus phillipsi Fowler, 1934 (Bolin's lantern fish) Diaphus problematicus A. E. Parr, 1928 (problematic lanternfish) Diaphus rafinesquii (Cocco, 1838) (white-spotted lantern fish) Diaphus regani Tåning, 1932 (Regan's lanternfish) Diaphus richardsoni Tåning, 1932; Diaphus ...