Age determination of Japanese smelt with daily otolith increments.
نویسندگان
چکیده
منابع مشابه
Age determination and morphology of otolith in Alburnus chalcoides (Guldenstaedt,1772) in the southern Caspian Sea
The aim of this study was to provide necessary information on the age, growth and sex ratio of one of commercially important cyprinid species, Alburnus chalcoides in the southern Caspian Sea (North Iran) from 2010 through 2011. 53 specimens of both sexes (males and females) were collected monthly. The samples were transported tothe laboratory for further biological measurements and otolith extr...
متن کاملThe Influence of Photoperiod and Feeding Frequency on the Distinctness of Daily Otolith Increments in Larval Whitefish (Coregonus lavaretus L.)
It has been observed earlier that in larval and juvenile whitefish (Coregonus lavaretus) from Lake Constance, Germany, otolith increments are deposited daily, whereas daily deposition could not be confirmed in larval whitefish from Lake Pyh~iselka, Finland. In these studies, Lake Constance whitefish experienced 12 to 14 hours light per day, while light intensity in Finnish lakes was under 100 l...
متن کاملage determination and morphology of otolith in alburnus chalcoides (guldenstaedt,1772) in the southern caspian sea
the aim of this study was to provide necessary information on the age, growth and sex ratio of one of commercially important cyprinid species, alburnus chalcoides in the southern caspian sea (north iran) from 2010 through 2011. 53 specimens of both sexes (males and females) were collected monthly. the samples were transported tothe laboratory for further biological measurements and otolith extr...
متن کاملDecline in semicircular canal and otolith function with age.
OBJECTIVE To characterize the physiologic nature of the vestibular dysfunction that occurs with the normative aging process. STUDY DESIGN Cross-sectional study. SETTING Tertiary care academic medical center. PATIENTS Fifty individuals age 70 years and above. INTERVENTIONS Head thrust dynamic visual acuity testing and cervical and ocular vestibular-evoked myogenic potential (VEMP) testin...
متن کاملLarval and Juvenile Growth of Sablefish, Anoplopoma Fimbria, as Determined from Otolith Increments
BANKS, R. C., AND R. L. BROWNELL. 1969. Taxonomy of the common dolphins of the eastern Pacific OCE'an. J. Mammal. 50:262-271. BOWERS. C. A.. AND R. S. HENDERSON. 1972. Project Deep Ops: Deep object recovery with pilot and killer whales. NUC TP 306, 86 p. Naval Undersea Center. San Diego, CA 92152. CHASE, T. E. 1968. Sea floor topography of central eastern Pacific Ocean. Bur. Commer. Fish. Circu...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: NIPPON SUISAN GAKKAISHI
سال: 1990
ISSN: 1349-998X,0021-5392
DOI: 10.2331/suisan.56.1053