Publication - Statistics
Scottish Fish Farm Production Survey 2015
Report based on the returns of an annual survey questionnaire sent to all active authorised fish farming businesses.
Appendix 2 Glossary and Abbreviations
| Active | Fish farms in a production growing cycle which may contain stock or be fallow. |
|---|---|
| Alevin | Young fish, at stage from hatching to end of dependence on yolk sacs as primary source of nutrition. |
| Approved National Control Measures | Disease control measures in accordance with The Aquatic Animal Health National Control (Scotland) Regulations 2009. |
| Broodstock | Adult fish held until maturation for breeding purposes. |
| Diploid | Fish with the normal two sets of chromosomes. |
| EEA | European Economic Area. |
| EFTA | European Free Trade Association. |
| ERM | Enteric redmouth disease. |
| EU | European Union. |
| Eyed-ova/eggs | Fish egg(s) at the stage of development when the heavily pigmented eyes of the embryo are sufficiently developed to be clearly visible. |
| Fallow | Fish farm having no stock, but still part of a growing cycle. |
| Fingerling | A term commonly applied to young stages of salmonid fish. |
| Fry | The life stage of a young salmon from independence of the yolk sac as the primary source of nutrition to dispersal from the redd. |
| Gamete | Reproductive cells. |
| Grilse | Salmon harvested between 1 st January and 31 st August after one winter at sea. |
| Intra-peritoneal | Within the body cavity. |
| IPN | Infectious pancreatic necrosis. |
| Non-producing | A site which is active, may be stocked with fish, but has produced no fish for harvest during the specified year. |
| On-growing | Farm producing fish for the table market. |
| Ova | Eggs. |
| 0-year fish | Fish in their first year of life. |
| MSS | Marine Scotland Science. |
| Parr | Young salmon at stage from dispersal from redd to migration as a smolt. |
| Photoperiod | Alteration of the daylight regime. |
| Pre-salmon | Salmon harvested between 1 st September and 31 st December after one winter at sea. |
| Raceway | Concrete or brick channels used for farming fish. |
| SAV | Salmonid alphavirus. |
| S 1 / 2 | Salmon or sea trout smolting at approximately six months from hatch (usually by photoperiod and/or temperature manipulation). |
| S1 | Salmon or sea trout smolting at approximately one year from hatch. |
| S1 1 / 2 | Salmon or sea trout smolting at approximately 18 months from hatch. |
| S2 | Salmon or sea trout smolting at approximately two years from hatch. |
| Smolt | Fully silvered juvenile salmon ready to be transferred or to migrate to sea. |
| Third Country | Country outside the EU. |
| Triploid | Genetically modified fish that have three sets of chromosomes instead of two. |
| Year class | Fish hatched or put to sea in a given year. |
Contact
Email: Lorna Munro, lorna.munro@gov.scot
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