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Publication - Statistics Publication

Scottish fish farm production survey 2016

Published: 18 Sep 2017
Part of:
Marine and fisheries
ISBN:
9781788512275

Report based on returns of annual survey questionnaire sent to all active authorised fish farming businesses in Scotland.

56 page PDF

2.5MB

56 page PDF

2.5MB

Contents
Scottish fish farm production survey 2016
Page 10

56 page PDF

2.5MB

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 1st January and 31st 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 1st September and 31st December after one winter at sea.

Raceway

Concrete or brick channels used for farming fish.

SAV

Salmonid alphavirus.

S1/2

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.

S11/2

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

Triploid fish are sterile fish which have three sets of chromosomes, unlike fertile fish that have two sets of chromosomes (diploid).

Year class

Fish hatched or put to sea in a given year.


Contact

Email: Lorna Munro, lorna.munro@gov.scot

Phone: 0300 244 4000 – Central Enquiry Unit

The Scottish Government
St Andrew's House
Regent Road
Edinburgh
EH1 3DG