Time Range	Sea	Invertebrate	Vertebrate	Primary producers
<= 1950	Baltic Sea	20	5	8
1951 – 1960	Baltic Sea	26	10	8
1961 – 1970	Baltic Sea	36	17	9
1971 – 1980	Baltic Sea	38	20	11
1981 – 1990	Baltic Sea	43	21	14
1991 – 2000	Baltic Sea	50	23	14
2000 – 2010	Baltic Sea	63	23	15
2011 – 2014	Baltic Sea	65	23	15
<= 1950	North Sea	49	2	13
1951 – 1960	North Sea	51	2	15
1961 – 1970	North Sea	60	3	24
1971 – 1980	North Sea	72	3	30
1981 – 1990	North Sea	84	5	37
1991 – 2000	North Sea	114	7	56
2000 – 2010	North Sea	142	9	72
2011 – 2014	North Sea	144	10	72
<= 1950	Celtic Sea	22	1	15
1951 – 1960	Celtic Sea	29	2	16
1961 – 1970	Celtic Sea	33	2	22
1971 – 1980	Celtic Sea	42	2	30
1981 – 1990	Celtic Sea	53	2	35
1991 – 2000	Celtic Sea	69	3	41
2000 – 2010	Celtic Sea	82	3	44
2011 – 2014	Celtic Sea	87	4	49
<= 1950	Bay of Biscay and Iberian Seas	23	1	14
1951 – 1960	Bay of Biscay and Iberian Seas	29	1	15
1961 – 1970	Bay of Biscay and Iberian Seas	35	1	16
1971 – 1980	Bay of Biscay and Iberian Seas	54	1	23
1981 – 1990	Bay of Biscay and Iberian Seas	68	2	37
1991 – 2000	Bay of Biscay and Iberian Seas	93	3	46
2000 – 2010	Bay of Biscay and Iberian Seas	123	3	69
2011 – 2014	Bay of Biscay and Iberian Seas	129	3	71
<= 1950	Western Mediterranean Sea	17	0	12
1951 – 1960	Western Mediterranean Sea	26	0	14
1961 – 1970	Western Mediterranean Sea	49	1	22
1971 – 1980	Western Mediterranean Sea	85	2	36
1981 – 1990	Western Mediterranean Sea	119	5	64
1991 – 2000	Western Mediterranean Sea	141	5	87
2000 – 2010	Western Mediterranean Sea	184	14	96
2011 – 2014	Western Mediterranean Sea	189	14	98
<= 1950	Adriatic Sea	14	1	7
1951 – 1960	Adriatic Sea	14	1	8
1961 – 1970	Adriatic Sea	20	1	9
1971 – 1980	Adriatic Sea	37	1	23
1981 – 1990	Adriatic Sea	54	3	26
1991 – 2000	Adriatic Sea	74	9	48
2000 – 2010	Adriatic Sea	100	17	58
2011 – 2014	Adriatic Sea	108	21	59
<= 1950	Ionian Sea and the Central Mediterranean Sea	6	2	5
1951 – 1960	Ionian Sea and the Central Mediterranean Sea	9	3	6
1961 – 1970	Ionian Sea and the Central Mediterranean Sea	17	12	11
1971 – 1980	Ionian Sea and the Central Mediterranean Sea	40	15	30
1981 – 1990	Ionian Sea and the Central Mediterranean Sea	61	18	38
1991 – 2000	Ionian Sea and the Central Mediterranean Sea	89	23	52
2000 – 2010	Ionian Sea and the Central Mediterranean Sea	145	38	59
2011 – 2014	Ionian Sea and the Central Mediterranean Sea	150	39	60
<= 1950	Aegean-Levantine Sea	89	22	22
1951 – 1960	Aegean-Levantine Sea	123	28	27
1961 – 1970	Aegean-Levantine Sea	194	34	33
1971 – 1980	Aegean-Levantine Sea	264	46	46
1981 – 1990	Aegean-Levantine Sea	327	53	61
1991 – 2000	Aegean-Levantine Sea	443	66	78
2000 – 2010	Aegean-Levantine Sea	549	97	110
2011 – 2014	Aegean-Levantine Sea	563	108	110
<= 1950	Black Sea	10	0	10
1951 – 1960	Black Sea	24	0	11
1961 – 1970	Black Sea	37	1	15
1971 – 1980	Black Sea	43	1	18
1981 – 1990	Black Sea	49	1	41
1991 – 2000	Black Sea	63	2	58
2000 – 2010	Black Sea	93	5	85
2011 – 2014	Black Sea	95	6	87
<= 1950	Iceland Sea	1	0	1
1951 – 1960	Iceland Sea	2	1	1
1961 – 1970	Iceland Sea	2	1	1
1971 – 1980	Iceland Sea	2	1	2
1981 – 1990	Iceland Sea	2	1	3
1991 – 2000	Iceland Sea	2	2	4
2000 – 2010	Iceland Sea	5	2	6
2011 – 2014	Iceland Sea	5	2	8