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The largest sturgeon on record was a beluga female captured in the Volga Delta in 1827, measuring 7.2 m (23 ft 7 in) long and weighing 1,571 kg (3,463 lb). Most sturgeons are anadromous bottom-feeders , migrating upstream to spawn but spending most of their lives feeding in river deltas and estuaries .
It is the largest freshwater fish in the world. The beluga also rivals the great white shark (Carcharodon carcharias) and the greenland shark (Somniosus microcephalus) for the title of largest actively predatory fish. [10] [11] The largest accepted record is of a female taken in 1827 in the Volga estuary at 1,571 kg (3,463 lb) and 7.2 m (23 ft ...
The fish, tagged and released by U.S. Fish and Wildlife Service crew, was about 7 feet long, one of the largest lake sturgeon caught in United States.
This is a list of the largest rodents. Rank Common name Scientific name Status Maximum body mass [kg (lb)] Image Notes 1: Giant pacarana: Josephoartigasia monesi:
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The largest reported green sturgeon weighed about 159 kg (351 lb) and was 2.1 m (6 ft 11 in) in length. [30] The largest green sturgeon have been aged at 42 years, but this is probably an underestimate, and maximum ages of 60–70 years or more are likely. [5]
Nov. 10—KETTLE FALLS, Wash. — Standing at one end of a folding table, Derick Largin handled a small white sturgeon carefully, checking its back for a tag. Then he measured it, from snout to tail.
In June 2022, it was reported that a specimen caught in the Mekong river had broken the record for the largest strict freshwater fish ever documented (the largest sturgeon species can far exceed this size, but they are anadromous). The individual weighed 661 lb (300 kg), and was measured at 3.98 m (13.1 ft) long and 2.2 m (7.2 ft) wide. [11]