
United Kingdom Anisakis Reference Laboratory: Code of Practice/Guidance Document
(DOC32 - Revision 1)
Centre for Environment, Fisheries and Aquaculture Science,
Weymouth Laboratory, Weymouth, Dorset, UK, DT4 8UB
Tel +44 1305 206600, Fax : +44 1305 206601.
1.Version Control
Submitted to:
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Steve Feist
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Date submitted
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18/3/2015
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Project manager
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Steve Feist
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Document compiled by:
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Tom Hill
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Quality control by:
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Steve Feist
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Approved by and date:
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Steve Feist 18/3/2015
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Version:
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1.3
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Author
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Date
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Comment
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Version
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Tom Hill
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6/3/2015
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DRAFT
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1.1
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Steve Feist
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18/3/2015
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Minor changes to document
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1.2
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Tom Hill
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19/3/2015
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Saved to contracts drive
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1.3
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Tom Hill
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25/6/2015
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Version control added and uploaded to QPulse as ‘xDoc3- Revision 1’
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xDoc3 -Revision 1
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Tom Hill
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2/7/2015
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Error with naming convention. Changed to DOC32.
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DOC32 – Revision 1
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2.Preface
This guidance document provides a brief code of practice for the monitoring of zoonotic parasites from the family Anisakidae within fish produce destined for human consumption. It provides information relative to: the National Reference Laboratory of the United Kingdom; the European Reference Laboratory; the Official Control Laboratories which are associated with the laboratory network overseen by the European Reference Laboratory; industry; and consumers.
The majority of the legislative information contained within is referenced from European Union ‘Regulation (EC) No 882/2004’ and ‘Regulation (EC) No 853/2004’ and is provided for context and information purposes. For in depth understanding of the legislation, it is highly recommended that stakeholders consult the source documents.
Table of Contents
1.Version Control 3
2.Preface 4
3.Introduction 6
4.Administration 7
3.1Introduction 7
3.2The European Union Reference Laboratory (EURL) 7
3.2.1Contact 7
3.2.2The Roles of the EURL 8
3.3The UK National Reference Laboratory 9
3.3.1Contact 9
3.3.2The roles of the Anisakis NRL 9
5.Industry and Consumer 10
5.1Industry Requirements 10
4.1.1 Regulation (EC) No 853/2004 [extract]. 10
5.2Analysis Requirements within Industry 11
4.2.1 Time of Sampling 11
4.2.2 Sampling Method 11
4.2.3 Preparation of Samples 11
4.2.4 Additional Advice 12
5.3Information for Consumers 12
5.4Anisakiasis: Further Information, 12
6.Official Control Laboratories 14
6.1OCL Requirements 14
6.2Method for Detection of Anisakidae larvae in fish fillets using ultraviolet transillumination 14
5.2.1 Scope 14
5.2.2 Equipment 14
5.2.3 Method 15
Results 16
6.3Summary of detection methods for Anisakidae larvae in fish fillets 17
5.3.1 Scope 17
Receipt of samples 17
5.3.2 Digestion 17
5.3.3 Compression System 18
5.3.4 Candling 18
6.4Further Advice for OCLs 19
7.References 20
8.Annex 22
List of European (parasite) NRLs (ISS, 2015) 22
3.Introduction
Anisakiasis is the term used to describe infections of humans with larval stages of ascaridoid nematodes within the family Anisakidae and occasionally within the family Raphidascarididae. The life cycle of ascaridoid nematodes involves the production of eggs by adult females in mammalian hosts which are shed into the water. Following development in the egg, including at least one moult, second stage larvae hatch into the water column which are eaten by an invertebrate hosts (normally a euphausid crustacean). Transmission to other hosts, such as fish and cephalopods is possible via ingestion of infected euphausids.
Infections in humans may occur when raw, undercooked or ill-prepared fishery products are consumed in which viable nematode larvae occur. Whilst the vast majority of infections reported in humans have been associated with Anisakis simplex and Pseudoterranova decipiens, there have been a number of instances were other species of nematodes have been implicated.
There is an obligation on the part of The Food Standards Agency as the designated Competent Authority for the purposes of ‘Regulation (EC) 882/2004’ on Official Feed and Food Controls in the UK to ensure that any risk to public health is reduced, prevented or eliminated. This obligation includes the designation of European Reference Laboratories for the analysis or examination of feed and food, including Anisakis spp. in fish products.
4.Administration
Introduction
There is a requirement under Regulation (EC) No 882/2004 to establish a network of laboratories within the European Union for the purpose of the monitoring, control, and eradication of animal diseases which are known to have human health impacts. Where applicable, controls should be carried out using appropriate techniques developed for that purpose, including routine industry practice and sampling and the testing of samples1.
The network of laboratories designated by the European Commission will include a European Union Reference Laboratory and National Reference Laboratories. Such laboratories will work in collaboration with testing laboratories to ensure validity of testing procedures and appropriate training.
The European Union Reference Laboratory (EURL)
Contact
European Reference Laboratory for Parasite,
Gastroenteric and Tissue Parasitic Diseases Unit,
Department of Infectious, Parasitic and Immunomediated Disease,
Instituto Superiore di Sanità,
Viale Regina Elena 299,
00161 – Roma (Italy),
EURLP Director: Edoardo Pozio
Phone: +39 06 4990 2304,
Email: edoardo.pozio@iss.it
The Roles of the EURL2
Regulation (EC) No 882/2004 defines tasks, duties and requirements for EURLs. The Commission can establish new EURLs or change designation of existing ones.
EU Reference Laboratories (EURLs) must aim to ensure high-quality, uniform testing in the EU and support Commission activities on risk management and risk assessment in the area of laboratory analysis.
Provide National Reference Laboratories (NRLs) with analytical methods and diagnostic technics, and coordinate their application;
Train staff from National Reference Laboratories;
Provide the Commission with scientific and technical expertise in relation to laboratory analysis (e.g. assist actively in the diagnosis of animal disease outbreaks);
Collaborate with the competent laboratories in non-EU countries.
The UK National Reference Laboratory
Contact
UK National Reference Laboratory for Anisakis (NRL) 3,
Centre for Environment, Fisheries, and Aquaculture Science,
Barrack Road,
The Nothe,
Weymouth,
Dorset,
DT4 8UB
United Kingdom.
NRL Director: Dr Stephen W. Feist.
Phone: (+44)1305 206662
Email: stephen.feist@cefas.co.uk
The roles of the Anisakis NRL
Provided scientific and technical assistance to the Official [Feed and Food] Control Laboratories and the Competent Authority, as appropriate;
Co-ordinate the activities of Official Control Laboratories (OCLs) responsible for the analysis of samples in accordance with Article 11 of Regulation (EC) No 882/2004;
Organise comparative tests between the OCLs and ensure appropriate follow-up of such comparative testing;
Disseminate information and documentation, including the maintenance of Standard Operating Procedures and guidance documents;
Provide up to date information to the FSA;
Represent the UK at EURL meetings and working groups, as appropriate
5.Industry and Consumer
5.1Industry Requirements
Regulation (EC) No 882/2004 states that “… official controls are carried out regularly, on a risk basis…”. This statement is particularly relevant for Anisakis as there is currently no requirement or program of work for the routine monitoring or reporting of Anisakidae larvae within commercial fish production or harvest. The industry has a good record of using best practice alongside their own internal quality control procedures in order to ensure that parasites do not enter the food chain and they continue to maintain compliance with relevant EU legislation (Regulation (EC) No 853/20044) regarding the hygienic production of foodstuffs. This legislation contains a specific reference to the processing of fish which may be hosts to parasites, including Anisakis spp (see below).
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