Marine Trophic Index in LME: Iceland Shelf/Sea

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Year	Mean trophic level	Mean max. length (cm)	FiB Index	Expansion factor
1950	3.82	140.5	0	1
1951	3.75	117.8	0.24	1.27
1952	3.81	135.1	0.34	1.4
1953	3.84	136.9	0.78	2.18
1954	3.84	137.9	0.66	1.93
1955	3.85	142.0	0.45	1.57
1956	3.81	133.2	0.45	1.57
1957	3.80	130.1	0.39	1.48
1958	3.82	136.7	0.63	1.88
1959	3.78	123.8	0.42	1.52
1960	3.78	126.9	0.54	1.72
1961	3.69	102.3	0.28	1.32
1962	3.66	94.7	0.39	1.48
1963	3.69	102.4	0.37	1.45
1964	3.68	97.7	0.46	1.58
1965	3.65	93.5	0.43	1.54
1966	3.63	91.4	0.25	1.28
1967	3.73	112.8	0.14	1.15
1968	3.78	127.9	0.14	1.15
1969	3.72	119.0	0.16	1.17
1970	3.72	120.7	0.25	1.28
1971	3.71	119.1	0.22	1.25
1972	3.62	107.7	-0.01	0.99
1973	3.55	95.9	-0.07	0.93
1974	3.53	92.3	-0.13	0.88
1975	3.54	92.6	-0.13	0.88
1976	3.54	90.7	-0.12	0.89
1977	3.42	72.6	-0.16	0.85
1978	3.39	65.9	-0.17	0.84
1979	3.42	66.2	0.04	1.04
1980	3.50	77.4	0.16	1.17
1981	3.55	86.7	0.19	1.21
1982	3.84	126.0	0.31	1.36
1983	3.68	102.4	-0.01	0.99
1984	3.38	62.5	-0.14	0.87
1985	3.36	60.7	-0.08	0.92
1986	3.40	67.8	-0.02	0.98
1987	3.41	68.5	0.05	1.05
1988	3.43	70.6	0.06	1.06
1989	3.46	72.0	0.05	1.05
1990	3.43	70.3	-0.02	0.98
1991	3.59	92.6	-0.05	0.95
1992	3.37	60.5	-0.13	0.88
1993	3.34	56.3	-0.15	0.86
1994	3.33	53.3	-0.3	0.74
1995	3.33	53.7	-0.38	0.68
1996	3.25	44.5	-0.26	0.77
1997	3.24	43.6	-0.22	0.8
1998	3.35	57.9	-0.29	0.75
1999	3.41	62.4	-0.16	0.85
2000	3.39	54.2	-0.04	0.96
2001	3.36	53.3	-0.13	0.88
2002	3.35	49.6	-0.08	0.92
2003	3.52	59.7	0.16	1.17
2004	3.54	61.9	0.22	1.25
2005	3.45	61.3	-0.05	0.95
2006	3.60	80.1	-0.06	0.94

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TL	SLMax(cm)	Common Name	Scientific Name
4.53	219	Atlantic halibut	Hippoglossus hippoglossus
4.51	287	Mackerel sharks, white sharks	Lamnidae
4.5	110	Black scabbardfish	Aphanopus carbo
4.49	200	Angler	Lophius piscatorius
4.48	66	Greenland halibut	Reinhardtius hippoglossoides
4.48	127	Blue ling	Molva dypterygia
4.46	150	Goosefishes	Lophiidae
4.46	112	Monkfishes	Lophius
4.43	376	Northern bluefin tuna	Thunnus thynnus
4.43	123	Atlantic salmon	Salmo salar
4.42	130	European hake	Merluccius merluccius
4.37	120	Sea lamprey	Petromyzon marinus
4.34	376	Tuna	Thunnus
4.33	130	Piked dogfish	Squalus acanthias
4.29	57	Whiting	Merlangius merlangus
4.27	125	Hakes	Merluccius
4.26	150	Mackerels, tunas, bonitos	Scombridae
4.24	207	Requiem sharks	Carcharhinidae
4.24	289	Blue shark	Prionace glauca
4.23	90	Dogfish sharks	Squalidae
4.23	130	Dogfishes	Squalus
4.22	606	Greenland shark	Somniosus microcephalus
4.22	131	Leafscale gulper shark	Centrophorus squamosus
4.22	200	Opah	Lampris guttatus
4.21	89	Garpike	Belone belone
4.21	277	Porbeagle	Lamna nasus
4.21	135	Tope shark	Galeorhinus galeus
4.2	376	Tunas, bonitos, billfishes	Scombroids
4.2	120	Portuguese dogfish	Centroscymnus coelolepis
4.19	165	Lings	Molva
4.15	150	Cutlassfishes	Trichiuridae
4.15	107	Pollack	Pollachius pollachius
4.14	82	Atlantic pomfret	Brama brama
4.13	32	Squids	Teuthida
4.09	35	Arrow squids	Ommastrephidae
4.08	525	Ground sharks	Carcharhiniformes
4.08	87	Ocean perch	Sebastes marinus
4.05	729	Sharks and rays	Elasmobranchii
4.05	164	Jacks and pompanos	Carangidae
4.03	30	Norway redfish	Sebastes viviparus
4.02	50	Lanternsharks	Etmopterus
4.01	41	Blue whiting	Micromesistius poutassou
4.01	186	Atlantic cod	Gadus morhua
4	300	Sharks, rays, skates, etc	Sharks, rays, chimaeras
4	150	Various sharks	Sharks, rays, chimaeras
4	89	Salmon and trout	Salmo
4	98	Tusk	Brosme brosme
3.99	90	Gunnels, forkbeards	Phycis
3.99	25	Common squids	Loligo
3.98	190	Sea basses, groupers, fairy basslets	Serranidae
3.98	57	Orange roughy	Hoplostethus atlanticus
3.97	60	Alfonsinos	Beryx
3.96	49	Megrims	Lepidorhombus
3.96	205	Blue skate	Dipturus batis
3.94	100	European/spotted seabass	Dicentrarchus
3.91	80	Cods	Gadiformes
3.9	82	Black dogfish	Centroscyllium fabricii
3.89	68	Shads	Alosa
3.89	49	Lumpsucker	Cyclopterus lumpus
3.88	82	Grenadiers or rattails	Macrouridae
3.86	100	Lesser catsharks	Scyliorhinus
3.84	72	Cods and haddocks	Gadidae
3.83	172	Wreckfish	Polyprion americanus
3.82	205	Skates	Rajidae
3.82	154	Houndsharks	Triakidae
3.81	39	Blackbelly rosefish	Helicolenus dactylopterus dactylopterus
3.8	83	Skates	Raja
3.8	25	Octopuses	Octopus
3.79	87	Redfishes	Sebastes
3.78	45	Scorpionfishes and flatheads	Scorpaeniformes
3.75	107	Saithe	Pollachius virens
3.75	180	Northern wolffish	Anarhichas denticulatus
3.74	25	Searobins	Triglidae
3.73	38	Groupers	Serranus
3.72	150	Cartilaginous fishes	Sharks, rays, chimaeras
3.71	50	Turbots	Scophthalmidae
3.7	28	Cuttlefishes	Sepiida
3.69	66	Cutlass fishes	Trachurus
3.67	31	Horned and musky octopuses	Eledone
3.65	33	Deepwater redfish	Sebastes mentella
3.65	67	American plaice	Hippoglossoides platessoides
3.64	62	Atlantic horse mackerel	Trachurus trachurus
3.62	82	Onion-eye grenadier	Macrourus berglax
3.61	205	Skates and rays	Rajiformes
3.6	28	Cuttlefishes	Sepiidae
3.6	83	Thornback ray	Raja clavata
3.58	82	Grenadiers	Macrourus
3.58	49	Megrim	Lepidorhombus whiffiagonis
3.58	82	Haddock	Melanogrammus aeglefinus
3.57	50	Flatfishes	Pleuronectiformes
3.57	53	Grey gurnard	Eutrigla gurnardus
3.57	155	Pudgy cuskeel	Spectrunculus grandis
3.55	130	Spearnose chimaera	Rhinochimaera atlantica
3.54	106	Roundnose grenadier	Coryphaenoides rupestris
3.53	56	Perch-likes	Perciformes
3.53	43	Flounder	Platichthys flesus
3.51	75	Chimaeras	Hydrolagus
3.5	34	Marine animals	Marine animals
3.5	101	Sailray	Dipturus linteus
3.5	82	Shagreen ray	Leucoraja fullonica
3.5	70	Starry ray	Raja asterias
3.49	54	Righteye flounders	Pleuronectidae
3.49	90	Greater forkbeard	Phycis blennoides
3.47	23	Armored searobins or armored gurnards	Peristediidae
3.46	40	Atlantic herring	Clupea harengus
3.44	100	Bairds smooth-head	Alepocephalus bairdii
3.42	150	Rabbit fish	Chimaera monstrosa
3.4	35	Rocklings	Gaidropsarus
3.38	70	Greater argentine	Argentina silus
3.35	50	Pelagic fishes	Marine fishes not identified
3.35	36	Argentines	Argentina
3.35	148	Wolffish	Anarhichas
3.31	164	Porgies	Sparidae
3.31	18	Penaeid shrimps	Penaeidae
3.3	140	Salmonids	Salmonidae
3.3	16	Lanternfishes	Myctophidae
3.3	82	Whitefishes	Coregonus
3.29	40	Dab	Limanda limanda
3.28	50	Marine fishes	Marine fishes not identified
3.26	100	European plaice	Pleuronectes platessa
3.24	25	Herrings	Clupeiformes
3.24	123	Wolf-fish	Anarhichas lupus
3.24	148	Spotted wolffish	Anarhichas minor
3.23	30	Finfishes	Marine fishes not identified
3.22	30	Groundfishes	Marine fishes not identified
3.22	29	Norway pout	Trisopterus esmarkii
3.22	53	Lemon sole	Microstomus kitt
3.2	729	Basking shark	Cetorhinus maximus
3.2	75	European flying squid	Todarodes sagittatus
3.2	31	Northern shortfin squid	Illex illecebrosus
3.19	164	Diadromous fishes	Miscellaneous diadromous fishes
3.18	46	Atlantic mackerel	Scomber scombrus
3.17	70	Common sole	Solea solea
3.16	28	Herrings, shads, sardines, menhadens	Clupeidae
3.16	140	Sea trout	Salmo trutta trutta
3.15	25	Soles	Soleidae
3.14	33	Polar cod	Boreogadus saida
3.13	41	Soles	Solea
3.11	15	Sand lances	Ammodytidae
3.11	15	Sandlances	Ammodytes
3.1	12	Craylets, squat lobsters	King crabs, squat-lobsters
3.1	8	Squat lobsters	Galatheidae
3.1	25	European pilchard	Sardina pilchardus
3.1	7	Whelk	Buccinum undatum
3.08	49	Common whitefish	Coregonus lavaretus
3.06	60	Witch	Glyptocephalus cynoglossus
3.06	37	European smelt	Osmerus eperlanus
3.05	16	Capelin	Mallotus villosus
3	164	Ling	Molva molva
2.7	25	Herrings, sardines, anchovies	Clupeoids
2.7	20	Marine crustaceans	Miscellaneous marine crustaceans
2.7	50	Spiny lobsters	Palinurus
2.65	13	Natantian decapods	Shrimps, prawns
2.6	30	Marine crabs	Brachyura
2.6	16	Pandalus shrimps	Pandalus
2.6	24	Norway lobster	Nephrops norvegicus
2.53	120	Mullets	Mugilidae
2.51	8	Sea urchins	Echinoidea
2.46	14	Northern prawn	Pandalus borealis
2.3	8	Green sea urchin	Strongylocentrotus droebachiensis
2.27	13	Marine molluscs	Miscellaneous marine molluscs
2.23	15	Clams	Bivalvia
2.1	8	Sea urchins	Strongylocentrotus
2.1	7	Pullet carpet shell	Tapes pullastra
2.1	7	Striped venus	Venus (=Chamelea) gallina
2	46	Sea cucumbers	Holothuroidea
2	10	Sea mussels	Mytilidae
2	10	Scallops	Pectinidae
2	8	Venus clams	Veneridae
2	25	Cupped oysters	Crassostrea
2	15	Murex shells	Murex
2	13	Horse mussels	Modiolus
2	4	Donax clams	Donax
2	15	Razor clams	Solen
2	10	Blue mussel	Mytilus edulis
2	11	Iceland scallop	Chlamys islandica
2	10	Ocean quahog	Arctica islandica
2	45	Pacific cupped oyster	Crassostrea gigas

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