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Marine Trophic Index in the waters of Belgium
High seas accessed
by Belgium
:
1905
This reflects the year that the
Sea Around Us
project set as the first year in which fishing vessels from this country engaged in fishing in High Seas waters (water beyond the boundaries of Exclusive Economic Zones). If you have knowledge and data that would support an earlier or later year to be specified, please advise us of this via
feedback
.
Other EEZs accessed
by Belgium
:
1905
This reflects the year that the
Sea Around Us
project set as the first year in which fishing vessels from this country engaged in fishing in the Exclusive Economic Zone waters of other countries (if observed access or formal access agreements existed). If you have knowledge and data that would support an earlier or later year to be specified, please advise us of this via
feedback
.
Compute regression
Start year:
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
End year:
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
Compute regression
Start year:
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
End year:
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
Show/Hide tabular data
Year
Mean trophic level
Mean max. length (cm)
FiB Index
Expansion factor
1950
3.4
60.4
0
1
1951
3.32
57
-0.49
0.61
1952
3.3
51.7
-0.6
0.55
1953
3.21
46.4
-0.68
0.51
1954
3.04
40.5
-1.26
0.28
1955
3.14
39.9
-0.86
0.42
1956
3.15
41.7
-0.98
0.38
1957
3.2
44.6
-0.74
0.48
1958
3.06
42.9
-0.92
0.4
1959
3.09
43.1
-0.79
0.45
1960
2.97
41.1
-1.2
0.3
1961
2.8
33.4
-1.52
0.22
1962
2.88
39
-1.5
0.22
1963
2.84
32.6
-1.31
0.27
1964
2.74
29.6
-1.38
0.25
1965
2.86
39.7
-1.01
0.36
1966
2.98
45.8
-0.47
0.63
1967
3.02
46.5
-0.32
0.73
1968
3.01
46.6
-0.27
0.76
1969
2.81
43.9
-1.32
0.27
1970
3.07
54
-0.65
0.52
1971
3.16
64.1
-0.33
0.72
1972
2.96
58.3
-0.93
0.39
1973
2.9
46.7
-1.01
0.36
1974
2.93
39
-0.86
0.42
1975
2.91
35.8
-0.85
0.43
1976
2.97
34.7
-0.8
0.45
1977
2.82
37.9
-1.22
0.3
1978
2.97
42.7
-0.64
0.53
1979
3.02
42.6
-0.57
0.57
1980
3.04
40.6
-0.44
0.64
1981
2.97
39.6
-0.64
0.53
1982
3.28
46.2
-0.19
0.83
1983
3.29
47.5
-0.39
0.68
1984
3.14
41.5
-0.9
0.41
1985
2.87
35
-1.19
0.3
1986
2.82
40.4
-1.52
0.22
1987
2.8
40.5
-1.43
0.24
1988
2.88
47.3
-0.99
0.37
1989
2.84
43
-1.12
0.33
1990
2.89
40.5
-1.18
0.31
1991
2.88
44
-1.45
0.23
1992
2.77
36.9
-1.51
0.22
1993
2.92
42.1
-1.39
0.25
1994
2.9
39.9
-1.46
0.23
1995
2.93
43.1
-1.3
0.27
1996
3.14
53
-1.15
0.32
1997
3.22
53.9
-0.7
0.5
1998
2.83
36
-1.18
0.31
1999
2.84
36
-1.23
0.29
2000
3.03
38.3
-0.87
0.42
2001
3.1
39.4
-0.92
0.4
2002
3.16
47.2
-0.95
0.39
2003
3.04
35.9
-0.85
0.43
2004
3.16
42.6
-0.78
0.46
2005
3.18
43.3
-0.87
0.42
2006
3.16
40.2
-0.83
0.44
Show/Hide species list
Exclude
TL
SLMax(cm)
Common Name
Scientific Name
4.5
79
John dory
Zeus faber
4.46000003814697
150
Goosefishes
Lophiidae
4.46000003814697
112
Monkfishes
Lophius
4.42999982833862
376
Atlantic bluefin tuna
Thunnus thynnus
4.42999982833862
123
Atlantic salmon
Salmo salar
4.42000007629395
186
Atlantic cod
Gadus morhua
4.38000011444092
107
Saithe
Pollachius virens
4.36999988555908
120
Sea lamprey
Petromyzon marinus
4.34428596496582
376
Tuna
Thunnus
4.34000015258789
231
Yellowfin tuna
Thunnus albacares
4.28999996185303
57
Whiting
Merlangius merlangus
4.28999996185303
246
European conger
Conger conger
4.28000020980835
392
Shortfin mako
Isurus oxyrinchus
4.2662501335144
125
Hakes
Merluccius
4.2622218132019
150
Mackerels tunas and bonitos
Scombridae
4.23999977111816
289
Blue shark
Prionace glauca
4.23199987411499
130
Dogfishes
Squalus
4.21000003814697
89
Garpike
Belone belone
4.21000003814697
277
Porbeagle
Lamna nasus
4.21000003814697
623
Thintail thresher
Alopias vulpinus
4.19999980926514
376
Tunas bonitos and billfishes
Scombroids
4.19999980926514
90
Atlantic bonito
Sarda sarda
4.15000009536743
107
Pollack
Pollachius pollachius
4.13424253463745
32
Squids
Teuthida
4.09000015258789
82
Haddock
Melanogrammus aeglefinus
4.08555555343628
35
Arrow squids
Ommastrephidae
4.07999992370605
82
Atlantic pomfret
Brama brama
4.07882404327393
525
Ground sharks
Carcharhiniformes
4.05000019073486
729
Sharks and rays
Elasmobranchii
4.05000019073486
200
Meagre
Argyrosomus regius
4.05000019073486
215
Angelshark
Squatina squatina
4.03000020980835
130
Nursehound
Scyliorhinus stellaris
4
300
Sharks rays and skates etc
Sharks or rays and chimaeras
4
150
Various sharks
Sharks rays and chimaeras
4
89
Salmon and trout
Salmo
3.99000000953674
25
Common squids
Loligo
3.98279094696045
190
Sea basses or groupers and fairy basslets
Serranidae
3.97000002861023
60
Alfonsinos
Beryx
3.96499991416931
100
Seabreams (Dentex spp)
Dentex
3.94000005722046
100
European/spotted seabass
Dicentrarchus
3.91666698455811
43
Scorpionfishes or rockfishes
Scorpaenidae
3.91417288780212
80
Cods
Gadiformes
3.89499998092651
68
Shads
Alosa
3.89000010490417
80
Small-eyed ray
Raja microocellata
3.86666703224182
72
Codlings
Moridae
3.85999989509583
100
Lesser catsharks
Scyliorhinus
3.84999990463257
42
East Atlantic red gurnard
Chelidonichthys cuculus
3.82999992370605
96
Smooth-hound
Mustelus mustelus
3.81500005722046
154
Houndsharks
Triakidae
3.80988097190857
27
Cephalopods
Cephalopoda
3.79999995231628
25
Octopuses
Octopus
3.79999995231628
100
European seabass
Dicentrarchus labrax
3.7960000038147
83
Skates
Raja
3.79384589195251
87
Redfishes
Sebastes
3.78999996185303
75
Brill
Scophthalmus rhombus
3.74000000953674
25
Searobins
Triglidae
3.73000001907349
41
Pouting
Trisopterus luscus
3.72562503814697
111
Smooth-hounds
Mustelus
3.72000002861023
150
Cartilaginous fishes
Sharks rays and chimaeras
3.71250009536743
50
Turbots
Scophthalmidae
3.70222210884094
28
Cuttlefishes
Sepiida
3.6949999332428
66
Jack and horse mackerels
Trachurus
3.66000008583069
70
Blackspot seabream
Pagellus bogaraveo
3.65000009536743
62
Tub gurnard
Chelidonichthys lucerna
3.64000010490417
62
Atlantic horse mackerel
Trachurus trachurus
3.59999990463257
28
Cuttlefishes
Sepiidae
3.59999990463257
33
Poor cod
Trisopterus minutus
3.58999991416931
60
Twaite shad
Alosa fallax
3.57999992370605
100
Smallspotted catshark
Scyliorhinus canicula
3.57180309295654
50
Flatfishes
Pleuronectiformes
3.5699999332428
66
Spotted ray
Raja montagui
3.54999995231628
28
Common cuttlefish
Sepia officinalis
3.53143930435181
56
Perch-likes
Perciformes
3.52999997138977
43
Flounder
Platichthys flesus
3.51999998092651
60
Common pandora
Pagellus erythrinus
3.50999999046326
51
Gurnards
Trigla
3.50999999046326
75
Chimaeras
Hydrolagus
3.5
35
Streaked gurnard
Trigloporus lastoviza
3.5
6
Green crab
Carcinus maenas
3.49206900596619
54
Righteye flounders
Pleuronectidae
3.47000002861023
43
Viviparous blenny
Zoarces viviparus
3.45967698097229
75
Wrasses
Labridae
3.44000005722046
53
Grey triggerfish
Balistes capriscus
3.40000009536743
20
Swims crabs
Portunus
3.39615392684937
18
Sea stars
Asteroidea
3.35500001907349
200
Eagle and manta rays
Myliobatidae
3.34999990463257
36
Argentines
Argentina
3.34500002861023
148
Wolffish
Anarhichas
3.32999992370605
30
Red mullet
Mullus barbatus barbatus
3.30864906311035
164
Porgies
Sparidae
3.29999995231628
140
Salmonids
Salmonidae
3.29999995231628
82
Whitefishes
Coregonus
3.28999996185303
40
Dab
Limanda limanda
3.28500008583069
40
Western goatfishes
Mullus
3.27999997138977
150
Stingrays
Dasyatis
3.27999997138977
20
Iberian soles
Microchirus
3.25999999046326
57
Gilthead seabream
Sparus aurata
3.25999999046326
100
European plaice
Pleuronectes platessa
3.25250005722046
53
Triggerfishes
Balistidae
3.24000000953674
123
Wolf-fish
Anarhichas lupus
3.23000001907349
40
Atlantic herring
Clupea harengus
3.22000002861023
53
Lemon sole
Microstomus kitt
3.20250010490417
12
Silversides
Atherinidae
3.20000004768372
40
Sand sole
Pegusa lascaris
3.19000005722046
9
Crongonid shrimp
Crangonidae
3.19000005722046
9
Sand shrimps
Crangon
3.19000005722046
9
Common shrimp
Crangon crangon
3.1800000667572
46
Atlantic mackerel
Scomber scombrus
3.17000007629395
70
Common sole
Solea solea
3.16000008583069
140
Sea trout
Salmo trutta trutta
3.15166711807251
25
Soles
Soleidae
3.15000009536743
16
Capelin
Mallotus villosus
3.13666677474976
11
Palaemonid shrimps
Palaemonidae
3.13000011444092
41
Soles
Solea
3.11209011077881
15
Sandlances
Ammodytes
3.10999989509583
20
European anchovy
Engraulis encrasicolus
3.09999990463257
12
Craylets and squat lobsters
King crabs and squat-lobsters
3.09999990463257
25
European pilchard
Sardina pilchardus
3.09999990463257
12
Whelk
Buccinum undatum
3.07999992370605
49
European whitefish
Coregonus lavaretus
3.0699999332428
58
Ballan wrasse
Labrus bergylta
3.05999994277954
37
European smelt
Osmerus eperlanus
3.04999995231628
100
Turbot
Scophthalmus maximus
3
30
Bogue
Boops boops
3
16
European sprat
Sprattus sprattus
3
45
Greater weever
Trachinus draco
2.70000004768372
25
Herrings sardines and anchovies
Clupeoids
2.70000004768372
50
Spiny lobsters
Palinurus
2.70000004768372
11
Common prawn
Palaemon serratus
2.65000009536743
13
Natantian decapods
Shrimps and prawns
2.59999990463257
30
Marine crabs
Brachyura
2.59999990463257
16
Pandalus shrimps
Pandalus
2.59999990463257
15
Common spiny lobster
Palinurus elephas
2.59999990463257
20
Edible crab
Cancer pagurus
2.59999990463257
65
European lobster
Homarus gammarus
2.59999990463257
9
Velvet swimcrab
Necora puber
2.52500009536743
120
Mullets
Mugilidae
2.29999995231628
16
Aesop shrimp
Pandalus montagui
2.29999995231628
8
European edible sea urchin
Echinus esculentus
2.29999995231628
13
Spinous spider crab
Maja squinado
2.29999995231628
8
Stony sea urchin
Paracentrotus lividus
2.26999998092651
15
Clams cockles and arkshells
Clams or cockles and arkshells
2.09999990463257
8
Sea urchins
Strongylocentrotus
2.09999990463257
10
Common edible cockle
Cardium edule
2.09999990463257
7
Pullet carpet shell
Tapes pullastra
2.09999990463257
7
Queen scallop
Aequipecten opercularis
2
10
Scallops
Pectinidae
2
8
Venus clams
Veneridae
2
25
Cupped oysters
Crassostrea
2
2
Periwinkles
Littorina
2
4
Donax clams
Donax
2
15
Razor clams
Solen
2
13
Atlantic surf clam
Spisula solidissima
2
8
Blue mussel
Mytilus edulis
2
2
Common periwinkle
Littorina littorea
2
25
European flat oyster
Ostrea edulis
2
12
Great Atlantic scallop
Pecten maximus
2
6
Grooved carpet shell
Ruditapes decussatus
2
9
Northern quahog
Mercenaria mercenaria
2
12
Pacific cupped oyster
Crassostrea gigas
2
7
Dog cockle
Glycymeris glycymeris
2
6
Warty venus
Venus verrucosa
FiB index inputs
Reference year:
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
Transfer efficiency:
Method
Catch reconstruction:
Not yet available
Available but not yet incorporated
Partially available and incorporated
Available and incorporated
Feedback