Chlorophyll-a Nitrate+Nitrite Ammonium Ortho-Phosphate Silicate

Site 6: Menanhaut- Chlorophyll-a (μg/L)

 

Surface

1993

1994

1995

1996

1997

1998

1999

2000

2001

2002

2003

2004

January

 

 

 

 

 

NA

NA

NA

NA

NA

NA

NA

February

 

 

 

 

 

NA

NA

NA

NA

NA

NA

NA

March

 

 

 

 

 

1.8

 

 

0.4

0.3

 

 

April

 

 

 

 

 

2.2

1.2

 

3.5

0.8

1.9

 

May

 

 

 

 

 

1.2

1.1

0.8

1.8

0.8

1.7

 

Early June

 

 

 

 

 

1.5

2.0

1.2

1.4

1.1

0.0

 

Late June

 

 

 

 

 

 

 

2.4

1.7

1.2

1.7

 

Early July

 

 

 

 

 

2.6

0.8

2.9

1.0

1.7

1.7

 

Late July

 

 

 

 

 

2.0

0.1

1.0

1.6

1.4

2.5

 

Early August

 

 

 

 

 

1.0

1.0

 

1.3

1.3

9.2

 

Late August

 

 

 

 

 

1.7

1.1

2.0

6.6

2.2

1.7

 

Early September

 

 

 

 

 

2.2

2.3

1.6

1.7

2.5

1.7

 

Late September

 

 

 

 

 

0.8

0.3

2.2

1.3

0.0

1.7

 

October

 

 

 

 

 

1.4

1.6

 

0.9

2.5

1.1

 

November

 

 

 

 

 

1.1

0.5

1.7

0.8

0.8

4.0

 

December

 

 

 

 

 

NA

NA

NA

NA

NA

NA

NA

 

Site 6: Menanhaut - Nitrate+Nitrite (μmols/L)

 

Surface

1993

1994

1995

1996

1997

1998

1999

2000

2001

2002

2003

2004

January

 

 

 

 

 

 

 

 

 

0.0

 

 

February

 

 

 

 

 

 

 

 

 

0.0

 

 

March

 

 

 

 

 

 

 

 

 

0.3

 

 

April

 

 

 

 

 

 

 

 

 

0.2

 

 

May

 

 

 

 

 

 

 

 

0.0

1.0

 

 

Early June

 

 

 

 

 

 

 

 

0.1

0.0

 

 

Late June

 

 

 

 

 

 

 

 

0.1

 

 

 

Early July

 

 

 

 

 

 

 

 

0.0

 

 

 

Late July

 

 

 

 

 

 

 

 

0.0

 

 

 

Early August

 

 

 

 

 

 

 

 

0.0

 

 

 

Late August

 

 

 

 

 

 

 

 

0.0

 

 

 

Early September

 

 

 

 

 

 

 

 

0.0

0.0

 

 

Late September

 

 

 

 

 

 

 

 

0.0

0.0

 

 

October

 

 

 

 

 

 

 

 

0.9

0.0

 

 

November

 

 

 

 

 

 

 

 

0.1

0.1

 

 

December

 

 

 

 

 

 

 

 

0.0

 

 

 

 

Site 6: Menanhaut - Ammonium (μmols/L)

 

Surface

1993

1994

1995

1996

1997

1998

1999

2000

2001

2002

2003

2004

January

 

 

 

 

 

 

 

 

 

6.5

 

 

February

 

 

 

 

 

 

 

 

 

0.1

 

 

March

 

 

 

 

 

 

 

 

 

0.4

 

 

April

 

 

 

 

 

 

 

 

 

0.3

 

 

May

 

 

 

 

 

 

 

 

0.5

0.6

 

 

Early June

 

 

 

 

 

 

 

 

0.9

0.4

 

 

Late June

 

 

 

 

 

 

 

 

0.9

 

 

 

Early July

 

 

 

 

 

 

 

 

0.0

 

 

 

Late July

 

 

 

 

 

 

 

 

0.8

 

 

 

Early August

 

 

 

 

 

 

 

 

1.0

 

 

 

Late August

 

 

 

 

 

 

 

 

0.0

 

 

 

Early September

 

 

 

 

 

 

 

 

0.6

0.0

 

 

Late September

 

 

 

 

 

 

 

 

1.8

0.3

 

 

October

 

 

 

 

 

 

 

 

0.9

0.5

 

 

November

 

 

 

 

 

 

 

 

0.3

0.2

 

 

December

 

 

 

 

 

 

 

 

0.0

 

 

 

 

Site 6: Menanhaut - Ortho-Phosphate (μmols/L)

 

Surface

1993

1994

1995

1996

1997

1998

1999

2000

2001

2002

2003

2004

January

 

 

 

 

 

 

 

 

 

0.2

 

 

February