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Most male fish have two testes of similar size. In the case of sharks, the testes on the right side is usually larger [citation needed].The primitive jawless fish have only a single testis, located in the midline of the body, although even this forms from the fusion of paired structures in the embryo.
Pristipomoides multidens has a wide Indo-Pacific distribution. It occurs along the eastern African coast in Tanzania, Mozambique and South Africa, in the Red Sea and across the Indian Ocean, excluding the Arabian Sea into the Pacific where its range extends east as far as Samoa, north to Japan and south to Australia. [1]
The longfin inshore squid is found in the North Atlantic, schooling in continental shelf and slope waters from Newfoundland to the Gulf of Venezuela.It is commercially exploited, especially in the range from the Southern Georges Bank to Cape Hatteras.
Benthic flatfish and benthopelagic cod on a shore – Jan van Kessel senior, 1626–1679. Demersal fish can be divided into two main types: strictly benthic fish which can rest on the sea floor, and benthopelagic fish which can float in the water column just above the sea floor.
It has been speculated that deep-sea ecosystems may have been inhospitable to vertebrate life prior to an increased influx of nutrients into the ocean during the Late Jurassic and Early Cretaceous following the rise of angiosperms on land, which led to an increase in abyssal invertebrate life, allowing fish to in turn colonize these ecosystems.
Cognitive computing refers to technology platforms that, broadly speaking, are based on the scientific disciplines of artificial intelligence and signal processing.These platforms encompass machine learning, reasoning, natural language processing, speech recognition and vision (object recognition), human–computer interaction, dialog and narrative generation, among other technologies.