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How many trawl hauls, and how many fish from each haul are needed to obtain a given precision in the age structure estimate for Norwegian spring spawning herring? A bootstrap appro...

by Hjellvik, Vidar
Published 2024

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How many trawl hauls, and how many fish from each haul are needed to obtain a given precision in the age structure estimate for Norwegian spring spawning herring? A bootstrap appro...

by Hjellvik, Vidar
Published 2024

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3

How many trawl hauls, and how many fish from each haul are needed to obtain a given precision in the age structure estimate for Norwegian spring spawning herring? A bootstrap appro...

by Hjellvik, Vidar, Ona, Egil
Published 2006

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4

Can the precision of bottom trawl indices be increased by using simultaneously collected acoustic data? The Barents Sea experience

by Hjellvik, Vidar, Godø, Olav Rune, Tjøstheim, Dag
Published 2006

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5

Can the precision of bottom trawl indices be increased by using simultaneously collected acoustic data? The Barents Sea experience

by Hjellvik, Vidar, Godø, Olav Rune, Tjøstheim, Dag
Published 2006

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Can the precision of bottom trawl indices be increased by using simultaneously collected acoustic data? The Barents Sea experience

by Hjellvik, Vidar, Tjøstheim, Dag, Godø, Olav Rune
Published in Canadian Journal of Fisheries and Aquatic Sciences (2007)

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7

Decomposing and explaining the variability of bottom trawl survey data from the Barents Sea

by Hjellvik, Vidar, Godø, Olav Rune, Tjøstheim, Dag
Published in Sarsia (2004)

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8

Diurnal variation in acoustic densities: why do we se less in the dark?

by Hjellvik, Vidar, Godø, Olav Rune, Tjøstheim, Dag
Published 2004

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9

Assessing the precision of frequency distributions estimated from trawl-survey samples

by Pennington, Michael, Burmeister, Liza-Mare, Hjellvik, Vidar
Published 2002

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10

Assessing the precision of frequency distributions estimated from trawl-survey samples

by Pennington, Michael, Burmeister, Liza-Mare, Hjellvik, Vidar
Published 2002

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11

The measurement error of marine survey catches: the bottom trawl case

by Hjellvik, Vidar, Godø, Olav Rune, Tjøstheim, Dag
Published 2001

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12

The measurement error in marine survey catches: the bottom trawl case

by Hjellvik, Vidar, Godo, Olav Rune, Tjostheim, Dag
Published 2002

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Article in Journal/Newspaper
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13

Diurnal variation in frequency response of gadoids in the Barents Sea

by Godø, Olav Rune, Hjellvik, Vidar, Tjøstheim, Dag
Published 2006

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14

The measurement error in marine survey catches: the bottom trawl case

by Hjellvik, Vidar, Godo, Olav Rune, Tjostheim, Dag
Published 2002

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Article in Journal/Newspaper
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15

Assessing trawl-survey estimates of frequency distributions

by Pennington, Michael, Burmeister, Liza-Mare, Hjellvik, Vidar
Published 2000

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16

Modelling Diurnal Variation in Bottom Trawl Catches and Potential Application in Surveys

by Hjellvik, Vidar, Godø, Olav Rune, Tjøstheim, Dag
Published 1999

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17

Diurnal variation in acoustic densities: why do we see less in the dark?

by Hjellvik, Vidar, Godø, Olav Rune, Tjøstheim, Dag
Published in Canadian Journal of Fisheries and Aquatic Sciences (2004)

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Article in Journal/Newspaper
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18

Can the precision of bottom trawl indices be increased by using simultaneously collected acoustic data? The Barents Sea experience

by Hjellvik, Vidar, Tjøstheim, Dag, Godø, Olav Rune
Published in Canadian Journal of Fisheries and Aquatic Sciences (2007)

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Article in Journal/Newspaper
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19

Diurnal variation in frequency response of gadoids in the Barents Sea ...

by Godø, Olav Rune, Hjellvik, Vidar, Tjøstheim, Dag
Published 2024

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20

Diurnal variation in frequency response of gadoids in the Barents Sea ...

by Godø, Olav Rune, Hjellvik, Vidar, Tjøstheim, Dag
Published 2024

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