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Paddlefish have been referred to as "primitive fish" because the Acipenseriformes are among the earliest diverging lineages of ray-finned fish, having diverged from all other living groups over 300 million years ago. Both living and fossil paddlefish are found almost exclusively in North America and China. [5]
American paddlefish are among the largest and longest-lived freshwater fishes in North America. [26] They have a shark-like body, average 1.5 m (4.9 ft) in length, weigh 27 kg (60 lb), and can live in excess of thirty years. [ 27 ]
The estimated time of the divergence between sturgeons and paddlefish varies. An estimate based on 30 protein-encoding nuclear markers suggest 204.1 million years ago, research on mitochondrial genomes suggest 155.2 million years ago, and Bayesian dating based on the combined matrix of molecular (mitogenomes) and morphological characters set ...
Download QR code; Print/export Download as PDF; Printable version; In other projects ... (sturgeons and paddlefish) Family Acipenseridae ...
Paddlefish (aquatic animal) Polyodon spathula: 1997 [36] Montana: Blackspotted cutthroat trout: Oncorhynchus clarkii (subspecies lewisi) 1977 [37] Nebraska: Channel catfish: Ictalurus punctatus: 1997 [38] Nevada: Lahontan cutthroat trout: Oncorhynchus clarkii (subspecies henshawi) 1981 [39] [40] New Hampshire: Brook trout (freshwater ...
The whopper you haul in well might be one of Minnesota's largest native fish, a paddlefish. "It was not my intention to catch one; I wanted to catch walleyes," said Jared Holland, of St. Peter ...
WASHINGTON (Reuters) -Google Maps will change the name of "Gulf of Mexico" to "Gulf of America" once it is officially updated in the U.S. Geographic Names System, Google said in an X post on ...
Alex Cord on location (1993) performing the voice-over and on-camera work for The Paddlefish: An American Treasure. Exotic and Unusual Fishes of North America is a series of PBS documentary television specials about three species of American fish: The Alligator Gar: Predator or Prey?, The Paddlefish: An American Treasure, and Sturgeon: Ancient Survivors of the Deep.