Length frequency

Length frequency

An arrangement of recorded lengths which indicates the number of times each length or length interval occurs. For example, 10 measurements of lengths are taken in the following order: 10, 12, 12, 14, 12, 15, 15, 19, 12, and 10. A length frequency would be: Length Length Occurrence Interval Occurrence 10 2 11 0 10-12 6 12 4 13-15 3 13 0 or 16-18 0 14 1 19-21 15 2 16 0 17 0 18 0 19.

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Part of Speech: noun
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Industry/Domain: Fishing
Category: Fish farming
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Related terms

length frequency

Fishing; Marine fishery

A length frequency distribution is an arrangement of recorded lengths (in a total catch, a stock, or a sample) which indicates the number of individuals encountered in each length ...

length frequency

Fishing; Fish farming

An arrangement of recorded lengths which indicates the number of times each length or length interval occurs. For example, 10 measurements of lengths are taken in the following ...

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Professional careers; Sales

The number of times the target consumer will be exposed to the message during the specified period of the campaign.

bycatch

Fishing; Fish farming

Bycatch (or by-catch) is the portion of a fishing catch caught unintentionally in a fishery, in addition to the targeted catch, and discarded as unwanted or commercially unusable.

fishery

Fishing; Fish farming

The industry or occupation devoted to the catching, processing, or selling of fish, shellfish, or other aquatic animals.

biological filtration

Fishing; Fish farming

These filters make use of bacteria to break down wastes in the water into substances which are less toxic to the inhabitants, in a process known as the nitrogen cycle. Examples ...

biological reference points

Fishing; Fish farming

Fishing mortality rates that may provide acceptable protection against growth overfishing and/or recruitment overfishing for a particular stock. They are usually calculated from ...