Fiche terminologique pour :longueur à la fourche
RECORD
| Numéro de la fiche : | 304/fr/562 |
| Auteur : | ELAD D. F. |
| Date de création : | |
| Dernière mise à jour : | 2023-10-23 00:00:00 |
| 🇬🇧 ANGLAIS | ||||
| SUBJECT FIELD |
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| TERM | * Fork length status: recommended
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| PART OF SPEECH | noun | |||
| ETYMOLOGY | Fork length | |||
| DEFINITION |
As regards fish with a forked caudal fin, it is the distance from the tip of the snout (mouth) to the fork of the caudal fin, for heterocercal or homocercal shaped caudal fins. It is measured from the most anterior part of the head to the posterior end of the middle caudal rays (deepest point of the notch in the tail fin)
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| PLURAL | Fork lengths ; | |||
| DEFINITION SOURCE | Fishterm | |||
| USAGE EXAMPLE | 'Fork length criteria for broodstock should be adjusted in season to reflect accurate size at age estimates, so as to provide valid information in reports.' | |||
| Notes |
A measurement used frequently for tunas: Projected straight distance between the tip of the fish and the fork of the tail.
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