Marine Trophic Index in LME: East Brazil Shelf

Compute regression

Start year: End year:

Compute regression

Start year: End year:

Year	Mean trophic level	Mean max. length (cm)	FiB Index	Expansion factor
1950	3.02	48.7	0	1
1951	3.02	47.3	0.01	1.01
1952	3.02	46.9	0.08	1.08
1953	3	46.6	-0.11	0.9
1954	3.02	48	0.04	1.04
1955	3.02	46.7	0.15	1.16
1956	3.03	48.6	0.29	1.34
1957	3.03	49.4	0.38	1.46
1958	3.03	48.9	0.37	1.45
1959	3.07	51.6	0.53	1.7
1960	3.13	59.8	0.73	2.08
1961	3.11	56.1	0.75	2.12
1962	3.12	57.5	1.18	3.25
1963	3.09	52.8	0.96	2.61
1964	3.13	56.7	1.06	2.89
1965	3.06	50.5	1.1	3
1966	3.04	46.5	1.18	3.25
1967	3.16	47.1	1.67	5.31
1968	3.13	46.7	1.59	4.9
1969	3.06	43.4	1.44	4.22
1970	2.99	43.6	1.51	4.53
1971	3.02	39.5	1.71	5.53
1972	2.99	39.1	1.68	5.37
1973	2.99	39.2	1.91	6.75
1974	3.03	40.7	1.77	5.87
1975	3.04	43	1.61	5
1976	3.02	44.5	1.38	3.97
1977	3.02	41.9	1.64	5.16
1978	3.02	41.6	1.65	5.21
1979	3	39.3	1.65	5.21
1980	3.02	40.8	1.64	5.16
1981	3.08	45.2	1.66	5.26
1982	3.08	49.2	1.61	5
1983	3.05	44.4	1.72	5.58
1984	3.05	45.8	1.8	6.05
1985	3.04	45.3	1.69	5.42
1986	3.06	45.5	1.7	5.47
1987	3.08	48.1	1.48	4.39
1988	3.11	51.6	1.31	3.71
1989	3.09	49.7	1.37	3.94
1990	3.17	60.8	1.17	3.22
1991	3.1	51	1.28	3.6
1992	3.12	56.2	1.34	3.82
1993	3.16	60.8	1.28	3.6
1994	3.08	47.3	1.36	3.9
1995	3.13	50.6	1.35	3.86
1996	3.1	45.9	1.5	4.48
1997	3.09	47.4	1.64	5.16
1998	3.15	54.3	1.58	4.85
1999	3.33	75.9	1.55	4.71
2000	3.36	79.8	1.63	5.1
2001	3.29	68.2	1.7	5.47
2002	3.37	75.4	1.79	5.99
2003	3.35	75.7	1.73	5.64
2004	3.23	62.7	1.65	5.21
2005	3.29	69.2	1.74	5.7
2006	3.23	60.7	1.65	5.21

Show/Hide tabular data

TL	SLMax(cm)	Common Name	Scientific Name
4.5	151	King mackerel	Scomberomorus cavalla
4.5	219	Bigeye tuna	Thunnus obesus
4.5	98	Bluefish	Pomatomus saltatrix
4.5	49	Blackfin goosefish	Lophius gastrophysus
4.5	205	Tarpon	Megalops atlanticus
4.48999977111816	449	Swordfish	Xiphias gladius
4.48000001907349	246	Atlantic white marlin	Tetrapturus albidus
4.47714281082153	367	Billfishes	Istiophoridae
4.44999980926514	192	Largehead hairtail	Trichiurus lepturus
4.42999982833862	376	Atlantic bluefin tuna	Thunnus thynnus
4.40333318710327	179	Barracudas	Sphyraena
4.40000009536743	258	Atlantic sailfish	Istiophorus albicans
4.40000009536743	227	Wahoo	Acanthocybium solandri
4.40000009536743	100	Little tunny	Euthynnus alletteratus
4.40000009536743	57	Blue runner	Caranx crysos
4.38500022888184	164	Amberjacks	Seriola
4.38000011444092	346	Atlantic blue marlin	Makaira nigricans
4.36999988555908	172	Common dolphinfish	Coryphaena hippurus
4.35166692733765	123	Cat groupers	Mycteroperca
4.34999990463257	108	Skipjack tuna	Katsuwonus pelamis
4.34000015258789	231	Yellowfin tuna	Thunnus albacares
4.34000015258789	131	Pink cusk-eel	Genypterus blacodes
4.30999994277954	136	Albacore	Thunnus alalunga
4.30999994277954	164	Cobia	Rachycentron canadum
4.28000020980835	392	Shortfin mako	Isurus oxyrinchus
4.2622218132019	150	Mackerels tunas and bonitos	Scombridae
4.24176502227783	207	Requiem sharks	Carcharhinidae
4.23999977111816	519	Sawfishes	Pristidae
4.23999977111816	289	Blue shark	Prionace glauca
4.2350001335144	60	Frigate tuna	Auxis
4.21000003814697	400	Bigeye thresher	Alopias superciliosus
4.20888900756836	90	Weakfishes	Cynoscion
4.19999980926514	90	Atlantic bonito	Sarda sarda
4.19999980926514	238	Silky shark	Carcharhinus falciformis
4.15999984741211	325	Oceanic whitetip shark	Carcharhinus longimanus
4.1399998664856	80	American flounders	Paralichthys
4.13424253463745	32	Squids	Teuthida
4.13000011444092	93	Blackfin tuna	Thunnus atlanticus
4.07999992370605	78	Argentine hake	Merluccius hubbsi
4.07999992370605	740	Tiger shark	Galeocerdo cuvier
4.07999992370605	294	Scalloped hammerhead	Sphyrna lewini
4.07000017166138	164	Yellowtail amberjack	Seriola lalandi
4.05230808258057	164	Jacks and pompanos	Carangidae
4.01749992370605	98	Snappers	Lutjanidae
4.01000022888184	37	King weakfish	Macrodon ancylodon
4	300	Sharks rays and skates etc	Sharks or rays and chimaeras
3.99000000953674	25	Common squids	Loligo
3.99000000953674	85	Yellowtail snapper	Ocyurus chrysurus
3.99000000953674	33	Rough scad	Trachurus lathami
3.98000001907349	82	Argentine conger	Conger orbignianus
3.96666693687439	25	Sea robins	Prionotus
3.95000004768372	82	Ladyfish	Elops saurus
3.92333340644836	115	Snooks	Centropomus
3.91417288780212	80	Cods	Gadiformes
3.89000010490417	143	Eels and morays	Anguilliformes
3.89000010490417	139	Black drum	Pogonias cromis
3.84349989891052	190	Groupers	Epinephelus
3.8199999332428	49	Lane snapper	Lutjanus synagris
3.80999994277954	39	Blackbelly rosefish	Helicolenus dactylopterus
3.80666708946228	33	Bigeyes	Priacanthus
3.78999996185303	33	Brazilian codling	Urophycis brasiliensis
3.78333306312561	28	Harvestfishes	Peprilus
3.76205897331238	200	Drums or croakers	Sciaenidae
3.72000002861023	49	Atlantic moonfish	Selene setapinnis
3.70000004768372	12	Dana's swimming crab	Callinectes danae
3.68666696548462	102	Pompanos	Trachinotus
3.67000007629395	99	Cusk-eels	Ophidiidae
3.67000007629395	102	Red grouper	Epinephelus morio
3.66666698455811	41	Kingcroakers	Menticirrhus
3.65000009536743	75	Common seabream	Pagrus pagrus
3.61999988555908	102	Tilefishes	Malacanthidae
3.61374998092651	205	Skates and rays	Rajiformes
3.60999989509583	82	Chola guitarfish	Rhinobatos percellens
3.57999992370605	68	Octopuses	Octopoda
3.57999992370605	86	Southern red snapper	Lutjanus purpureus
3.57450008392334	25	Flyingfishes	Exocoetidae
3.57428574562073	30	Spadefishes and batfishes and scats	Ephippidae
3.57180309295654	50	Flatfishes	Pleuronectiformes
3.53143930435181	56	Perch-likes	Perciformes
3.49874997138977	43	Puffers	Tetraodontidae
3.48000001907349	44	Brazilian flathead	Percophis brasiliensis
3.47857093811035	62	Sea catfishes	Ariidae
3.45749998092651	55	Goatfishes	Mullidae
3.40000009536743	46	Parona leatherjacket	Parona signata
3.36666703224182	15	Herring	Harengula
3.36500000953674	80	Chimaeras	Chimaeriformes
3.35863590240479	80	Grunts	Haemulidae
3.30999994277954	120	Serra Spanish mackerel	Scomberomorus brasiliensis
3.30864906311035	164	Porgies	Sparidae
3.25250005722046	53	Triggerfishes	Balistidae
3.25142908096313	21	Anchovies	Engraulidae
3.24000000953674	25	Herrings	Clupeiformes
3.23000001907349	31	Atlantic thread herring	Opisthonema oglinum
3.21000003814697	53	Atlantic bumper	Chloroscombrus chrysurus
3.20250010490417	12	Silversides	Atherinidae
3.20000004768372	45	Caribbean spiny lobster	Panulirus argus
3.09999990463257	8	Squat lobsters	Galatheidae
3.08999991416931	52	Chub mackerel	Scomber japonicus
3.04999995231628	28	Barred grunt	Conodon nobilis
3	25	Crustaceans	Crustacea
2.91000008583069	25	Brazilian sardinella	Sardinella janeiro
2.70000004768372	34	Penaeus shrimps	Penaeus
2.70000004768372	14	Atlantic seabob	Xiphopenaeus kroyeri
2.70000004768372	24	Redspotted shrimp	Farfantepenaeus brasiliensis
2.65000009536743	13	Natantian decapods	Shrimps and prawns
2.63000011444092	49	Whitemouth croaker	Micropogonias furnieri
2.59999990463257	30	Marine crabs	Brachyura
2.59999990463257	40	Tropical spiny lobsters	Panulirus
2.59999990463257	17	Red deepsea crab	Chaceon quinquedens
2.52500009536743	120	Mullets	Mugilidae
2.48000001907349	45	Ballyhoo	Hemiramphus brasiliensis
2.48000001907349	17	Argentine anchoita	Engraulis anchoita
2.00368404388428	41	Parrotfishes	Scaridae
2	10	Sea mussels	Mytilidae
2	25	Cupped oysters	Crassostrea
2	6	Cholga mussel	Aulacomya ater
2	3	Trigonal tivela	Tivela mactroides

Show/Hide species list

FiB index inputs
Reference year: Transfer efficiency:

Method