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Coelacanth. Coelacanths (/ ˈsiːləkænθ / ⓘ SEE-lə-kanth) (order Coelacanthiformes) are an ancient group of lobe-finned fish (Sarcopterygii) in the class Actinistia. [2][3] As sarcopterygians, they are more closely related to lungfish and tetrapods (which includes amphibians, reptiles, birds and mammals) than to ray-finned fish.
Dunkleosteus. Dunkleosteus is an extinct genus of large arthrodire ("jointed-neck") fish that existed during the Late Devonian period, about 382–358 million years ago. It was a pelagic fish inhabiting open waters, and one of the first apex predators of any ecosystem. [1]
Tulare Lake (/ tʊˈlɛəri / ⓘ) or Tache Lake (Yokuts: Pah-áh-su, Pah-áh-sē) is a freshwater lake in the southern San Joaquin Valley, California, United States. Historically, Tulare Lake was once the largest freshwater lake west of the Mississippi River. [2] For thousands of years, from the Paleolithic onward, Tulare Lake was a uniquely ...
Lake Cahuilla (/ k ə ˈ w iː. ə / kə-WEE-ə; [1] [2] [3] also known as Lake LeConte and Blake Sea) was a prehistoric lake in California and northern Mexico.Located in the Coachella and Imperial valleys, it covered surface areas of 5,700 km 2 (2,200 sq mi) to a height of 12 m (39 ft) above sea level during the Holocene.
The evolution of fish began about 530 million years ago during the Cambrian explosion. It was during this time that the early chordates developed the skull and the vertebral column, leading to the first craniates and vertebrates. The first fish lineages belong to the Agnatha, or jawless fish. Early examples include Haikouichthys.
The San Diego Zoo is a zoo in San Diego, California, located in Balboa Park. The zoo houses over 12,000 animals of more than 680 species and subspecies. It is the most visited zoo in the United States. [6][7] Travelers have cited it as one of the best zoos in the world. [8][9] The zoo was a pioneer in the concept of open-air, cage-less exhibits ...
Lake Corcoran (also known as Lake Clyde, after Clyde Wahrhaftig, an American geologist [1]) was an ancient lake that covered the Central Valley of California. The lake existed in the valleys of the Sacramento River and the San Joaquin River, [2] at least as far north as the Sutter Buttes. [3] If so, it might have had a size comparable to Lake ...
Wreck Alley is an artificial reef and recreational diving destination off the coast of San Diego . In addition to the artificial reef created by multiple shipwrecks, the area also includes submerged ocean platforms and remains of the old Ingraham Street Bridge. Metridium Anemone on the wreck of HMCS Yukon. These different sunken structures make ...