Rating**
Abalone or ormer
Haliotis tuberculata & Haliotis discus hanai
ADVICE
Shellfish farming is a low impact form of mariculture. Abalone are farmed and harvested with little impact on the environment, particularly if they are fed on seaweed and farmed in land based systems.
The following is a list of fish available to the UK and European consumer which have been given a rating of 1 or 2 and which MCS believes are fished within sustainable levels using methods which do not cause unacceptable damage to the environment or non-target species. The list is in alphabetical order not in order of sustainability. (download the MCS Pocket Good Fish Guide (Adobe PDF))
1.  Abalone (farmed only)
2.  Alaska or walleye pollock (MSC certified)
3.  Bib or pouting
4.  Black bream or porgy or seabream (from Cornwall and NW and N Wales)
5.  Clam, American hardshell (from hand-gathered farmed sources only)
6.  Clam, carpet shell (hand-gathered only)
7.  Cockle (MSC certified from Bury Inlet, SW Wales)
8.  Cod, Pacific (MSC certified)
9.  Coley or saithe (from NE Arctic and combined N Sea stock)
10.  Dab
11.  Dover sole (MSC certified from Eastern Channel)
12.  Flounder (from Cornwall and NW and N Wales)
13.  Gurnard (grey and red)
14.  Lemon sole (otter trawl or seine net caught)
15.  Lobster, Mexican Baja California red rock (MSC certified)
16.  Lobster, Western Australian rock (MSC certified)
17.  Lythe or pollack (line caught and tagged from Cornwall))
18.  Mackerel (MSC certified from Cornwall))
19.  Mahi Mahi (handline caught from targeted fisheries only)
20.  Mussel (sustainably harvested or farmed e.g. rope grown))
21.  Oyster (native & Pacific, sustainably farmed)
22.  Pilchard or sardine, European (traditionally harvested from Cornwall)
23.  Red mullet (not from Mediterranean)
24.  Salmon, Atlantic (Organically farmed)
25.  Salmon, Pacific (MSC certified from Alaska)
26.  Scallop (sustainably harvested e.g. dive-caught)
27.  Scampi or Dublin Bay prawn (MSC certified from Loch Torridon, or pot-caught from West of Scotland)
28.  Seabass (line-caught and tagged from Cornwall)
29.  Snapper, Red or Crimson
30.  Spider crab (pot caught only)
31.  Tilapia (sustainably farmed)
32.  Trout (brown or sea and rainbow, Organically farmed)
33.  Tuna, albacore (pole and line, handline or troll-caught from S Pacific or S Atlantic)
34.  Tuna, skipjack (pole and line or handline-caught from Pacific (western & central) or Maldives)
35.  Winkle (sustainably harvested e g. hand picked)
   
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