Results 71 to 80 of about 3,806 (191)

The effects of temperature on hatching and survival of northern rock sole larvae (Lepidopsetta polyxystra) [PDF]

open access: yes, 2011
Northern rock sole (Lepidopsetta polyxystra) is a commercially important flatfish in Alaska and was recently classified as a distinct species from southern rock sole (L. bilineata).
Blood, Deborah M., Lauel, Benjamin J.
core  

Seasonal dynamics of gonads maturity and indices of body condition for walleye pollock Theragra chalcogramma in the northern part of the Okhotsk Sea

open access: yesИзвестия ТИНРО, 2015
Seasonal dynamics of gonad maturity and body condition indices (liver weight, hepato-somatic index, weight-size ratio) is analyzed for walleye pollock in the northern Okhotsk Sea.
Alexander I. Varkentin
doaj   +1 more source

Ichthyoplankton of the continental shelf near Kodiak Island, Alaska [PDF]

open access: yes, 1985
Eleven ichthyoplankton surveys were conducted (1 in 1972 and 10 between 1977 and 1979) in the northeastern Pacific Ocean over the continental shelf off Kodiak Island, Alaska. In the 677 neuston and 632 bongo tows, eggs or larvae of more than 80 fish taxa
Dunn, Jean R., Kendall, Jr., Arthur W.
core  

Atlas of abundance and distribution patterns of ichthyoplankton from the Northeast Pacific Ocean and Bering Sea ecosystems: based on research conducted by the Alaska Fisheries Science Center (1972–1996) [PDF]

open access: yes, 2003
This regional atlas summarizes and illustrates the distribution and abundance patterns of fish eggs and larvae of 102 taxa within 34 families found in the Northeast Pacific Ocean including the Bering Sea, Gulf of Alaska, and U.S.
Benson, Jan L.   +3 more
core  

On one model approach to assessment of state for the stock of walleye pollock Theragra chalcogramma in the northern Okhotsk Sea

open access: yesИзвестия ТИНРО, 2016
One possible approach to the stock assessment for marine commercial fish species is considered by the example of the Okhotsk Sea pollock. The method is based on cohort modeling.
Oleg I. Ilyin   +2 more
doaj   +1 more source

Diets of Steller sea lions (Eumetopias jubatus) in Southeast Alaska, 1993−1999 [PDF]

open access: yes, 2007
The diet of Steller sea lions (Eumetopias jubatus) was determined from 1494 scats (feces) collected at breeding (rookeries) and nonbreeding (haulout) sites in Southeast Alaska from 1993 to 1999.
Calkins, Donald G.   +2 more
core  

Stage-specific vertical distribution of Alaska plaice (Pleuronectes quadrituberculatus) eggs in the eastern Bering Sea [PDF]

open access: yes, 2011
The stage-specific distribution of Alaska plaice (Pleuronectes quadrituberculatus) eggs in the southeastern Bering Sea was examined with collections made in mid-May in 2002, 2003, 2005, and 2006.
Blood, Deborah M.   +2 more
core  

DNA-viivakoodaus elintarvikkeiden aitoustutkimuksissa [PDF]

open access: yes, 2006
Opinnäytetyön tarkoituksena oli ottaa käyttöön ja validoida DNA-viivakoodaus-menetelmä Elintarviketurvallisuusvirasto Eviralle. DNA-viivakoodaus oli alun perin ekologisiin tutkimuksiin kehitelty menetelmä, mutta pian siitä huomattiin olevan hyötyä myös ...
M. Hojo   +3 more
core   +1 more source

On factors for separation of the stock of beluga whale Delphinapterus leucas in the Anadyr Gulf of the Bering Sea

open access: yesИзвестия ТИНРО, 2014
New eco-ethological data on the Anadyr stock of beluga whales are presented based on 14-year (2000-2013) studies by methods of satellite tracking telemetry, multi-spectral aerial surveys and genetic analysis, as well as traditional and ecosystem-based ...
Denis I. Litovka, Ludmila N. Khitzova
doaj   +1 more source

A nursery site of the Alaska skate (Bathyraja parmifera) in the eastern Bering Sea [PDF]

open access: yes, 2008
A nursery site for the Alaska skate (Bathyraja parmifera) was sampled seasonally from June 2004 to July 2005. At the small nursery site (~2 km2), located in a highly productive area near the shelf-slope interface at the head of Bering Canyon in the ...
Hoff, Gerald R.
core  

Home - About - Disclaimer - Privacy