Goldeye

Gold eye ( Hiodon alosoides )

The gold eye ( Hiodon alosoides (due to the external similarity to Alosa ) ) is occurring in the central and eastern North America freshwater fish from the group of Knochenzünglerähnlichen ( Osteoglossomorpha ). Its range extends from the mouth of the Mackenzie River to the Beaufort Sea on the western Alberta, the Great Lakes, Ohio to the basin of the Mississippi. The western boundary of the range is located in northeastern British Columbia, in eastern Montana, Wyoming, and Oklahoma, the southern Louisiana, the northeast in the northwestern Québec.

Features

The gold eye is a maximum of 52 cm long stays but usually at a length of just over 30 cm. The maximum published weight is 1.72 kg. The fish similar to herring and what impact such a silvery color. Your iris is golden. The dorsal fin begins over or behind the longer anal fin, foot column ends before the eye center. From its sister, the moon eye ( Hiodon tergisus ) the gold eye ( 58-63 versus 55-58 ) and the lower number of dorsal fin rays differs by the greater number of vertebrae ( vs. 9-11. 11-13) and the smaller number of these fin-rays supporting fins carrier (10-12 vs. 13-15). In contrast, the number of anal-fin rays and the associated carrier fins (27-31 31-33 vs. 26-30 and 31-36 vs.. ) Is greater. The body of the gold eye is compared to the moon eye lower, the base of the dorsal fin shorter, the anal fin longer. The fleshy keel, which extends the Moon Eye of the pelvic fin to anal fin, reaches the gold eye up to the pelvic fins.

Way of life

The gold eye is mainly nocturnal and lives in the lowlands, especially in deep areas of rivers and lakes. It can be 14 to 17 years old and feeds on crustaceans, mollusks, frogs and small fish, and insects that have fallen onto the water surface. To spawn in the spring, it pulls up the rivers.