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A tuna (pl.: tunas or tuna) is a saltwater fish that belongs to the tribe Thunnini, a subgrouping of the Scombridae family.The Thunnini comprise 17 species across five genera, [2] the sizes of which vary greatly, ranging from the bullet tuna (max length: 50 cm or 1.6 ft, weight: 1.8 kg or 4 lb) up to the Atlantic bluefin tuna (max length: 4.6 m or 15 ft, weight: 684 kg or 1,508 lb), which ...
A blood moon occurs during a total lunar eclipse, which is when the Earth lines up between the moon and the sun. The eclipse blocks direct sunlight to the moon, so the only light it gets passes ...
All tunas are extremely strong, muscular swimmers, and the yellowfin tuna is known to reach speeds of up to 50 miles per hour (80 km/h) when pursuing prey. As with all tunas, members of this genus are warm-blooded , which is a rare trait among fish; this enables them to tolerate cold waters and to dive to deeper depths. [ 3 ]
Their livers have a unique characteristic in that they are covered with blood vessels (striated). In other tunas with short pectoral fins, such vessels are either not present or present in small numbers along the edges. Fully mature adult specimens average 2–2.5 m (6.6–8.2 ft) long and weigh around 225–250 kg (496–551 lb).
During a lunar eclipse, the Earth’s shadow partially blocks the sun’s light from reaching the moon, giving it a reddish appearance often referred to as a blood moon. On Tuesday night, in ...
Australian catch peaked in 1982 at 21,500 tonnes, and the total population of SBT has since declined by about 92 percent. [41] There was a pressing obligation to reduce harvesting pressure southern bluefin tuna populations in the mid-1980s.
A total lunar eclipse, or blood moon, will happen overnight on July 27.. The eclipse will be colored orange-red due to sunlight passing through Earth's atmosphere and bouncing off the moon.. The ...
In 2025, NASA plans to send four astronauts to the Moon, would include the first woman and the first person of color to land on the Moon. They would be the first human landing on the Moon in more than 50 years, since the 1972 Apollo 17 mission. [12] In January 2024, NASA officially delayed the Artemis 3 mission to no earlier than September 2026 ...