156
N. Marb `
a, M. Holmer, and E. Gacia
Moriarty DJW and O’Donohue MJ (1993) Nitrogen-fixation in
seagrass communities during summer in the Gulf of Carpentaria, Australia. Australian J Mar Freshwater Res 44:
117–125
Morse JW, Zullig JJ, Bernstein LD, Millero FJ, Milne P, Mucci
A and Choppin GR (1985) Chemistry of calcium carbonate
shallow water sediments in the Bahamas. Am J Sci 285: 147–
285
Nelsen JE and Ginsburg RN (1986) Calcium carbonate production by epibionts on Thalassia in Florida Bay. J Sediment Petrol
56: 622–628
Nielsen LB, Finster K, Welsh DT, Donelly A, Herbert RA, Wit
R and Lomstein BA (2001) Sulphate reduction and nitrogen
fixation rates associated with roots, rhizomes and sediments
from Zostera noltii and Spartina maritima meadows. Environ
Microbiol 3: 63–71
Odonohue MJ, Moriarty DJW and Macrae IC (1991) A comparison of methods for determining rates of acetylene-reduction
(nitrogen-fixation) by heterotrophic bacteria in seagrass sediment. J Microbiol Methods 13: 171–183
Ottosen LDM, Risgaard-Petersen N and Nielsen LP (1999) Direct and indirect measurements of nitrification and denitrification in the rhizosphere of aquatic macrophytes Aquat Microb
Ecol 19: 81–91
Oviatt CA, Rudnick DT, Keller AA, Sampow PA and Almquist
GT (1986) A comparison of system (O 2 and CO 2 ) and
14 C
measurements of metabolism in estuarine mesocosms. Mar
Ecol Prog Ser 28: 57–67
Patriquin DG (1972) Carbonate mud production by epibionts
on Thalassia: An estimate based on leaf growth rate data. J
Sediment Petrol 42: 687–689
Pedersen AU, Berntsen J and Lomstein BA (1999) The effect of
eelgrass decomposition on sediment carbon and nitrogen cycling: A controlled laboratory experiment. Limnol Oceanogr
44: 1978–1992
Pedersen MF and Borum J (1992) Nitrogen dynamics of eelgrass Zostera marina during a late summer period of high
growth and low nutrient availability. Mar Ecol Prog Ser 80:
65–73
Pedersen MF, Duarte CM and Cebri´ an J (1997) Rates of changes
in organic matter and nutrient stocks during seagrass Cymodocea nodosa colonization and stand development. Mar Ecol
Prog Ser 159: 29–36
Pedersen O, Borum J, Duarte CM and Fortes MD (1998) Oxygen
dynamics in the rhizosphere of Cycomocea rotundata. Mar
Ecol Prog Ser 169: 283–288
Penhale PA and Smith WOJ (1977) Excretion of dissolved
organic carbon by eelgrass. Limnol Oceanogr 22: 400–
407
Perez M, Mateo MA, Alcoverro T and Romero J (2001) Variability in detritus stocks in beds of the seagrass Cymodocea
nodosa. Bot Mar 44: 523–531
Peterson BJ and Heck KL Jr (2001) Positive interactions between
suspension-feeding bivalves and seagrass – a facultative mutualism. Mar Ecol Prog Ser 213: 143–155
Peterson CH, Summerson HC and Duncan PB (1984) The influence of seagrass cover on population structure and individual
growth rate of a suspension-feeding bivalve, Mercenaria mercenaria. J Mar Res 42: 123–138
Pollard PC and Moriarty DJW (1991) Organic carbon decomposition, primary and bacterial productivity, and sulphate reduction, in tropical seagrass beds of the Gulf of Carpentaria,
Australia. Mar Ecol Prog Ser 69: 149–159
Roberts DG and Moriarty DJW (1987) Lacunal gas discharge as
a measure of productivity in the seagrasses Zostera capricorni,
Cymodocea serrulata and Syringodium isoetifolium. Aquat
Bot 28: 143–160
Robertson ML, Mills AL and Zieman JC (1982) Microbial synthesis of detritus-like particulates from dissolved organic carbon released by tropical seagrasses. Mar Ecol prog ser 7: 279–
285
Romero J. (1986) Estudio ecol´ ogico de las faner´ ogamas marinas
de la costa catalana: Producci´ on primaria de Posidonia oceanica en las islas Medas. PhD thesis, University of Barcelona
Romero J. (1988) Ep´ ıfitos de las hojas de Posidonia oceanica: Variaciones estacionales y batim´ etricas de biomasa en
la pradera de las islas Medes (Girona). Oecologia Aquatica 9:
19–25
Romero J, Pergent G, Pergent-Martini C, Mateo MA and Regnier C (1992) The detritic compartment in a Posidonia oceanica meadow: Litter features, decomposition rates and mineral
stocks. Mar Ecol 13: 69–83
Risgaard-Petersen N and Ottosen LDM (2000) Nitrogen cycling
in two temperate Zostera marina beds: Seasonal variation.
Mar Ecol Prog Ser 198: 93–107
Rysgaard S, Risgaard-Petersen N and Sloth NP (1996) Nitrification, denitrification and nitrate ammonification in sediments of
two coastal lagoons on Southern France. Hydrobiologia 329:
133–141
Rysgaard S, Thamdrup B, Risgaard-Petersen N, Fossing H, Berg
P, Christensen PB and Dalsgaard T (1998) Seasonal carbon
and nutrient mineralization in a high-Arctic coastal marine
sediment, Young Sound, Northeast Greenland. Mar Ecol Prog
Ser 175: 261–276
Schimel J and Bennett J (2004) Nitrogen mineralization: Challenges of a changing paradigm. Ecology 85: 591–602
Shieh WY and Yang JT (1997) Denitrification in the rhizosphere
of the two seagrasses Thalassia hemprichii (Ehrenb.) Aschers
and Halodule uninervis (Forsk.) Aschers. J Exp Mar Biol Ecol
218: 229–241
Shum KT and Sundby B (1996) Organic matter processing in
continental shelf sediments – the subtidal pump revisited. Mar
Chem 53: 81–87
Smith WOJ and Penhale PA (1980) The heterotrophic uptake of
dissolved organic carbon by eelgrass (Zostera mariana L.) and
its epiphytes. J Exp Mar Biol Ecol 48: 233–242
Smith RD, Pregnall AM and Alberte RS (1988) Effects of anaerobiosis on root metabolism of Zostera marina (eelgrass): Implications for survival in reducing sediments. Mar Biol 98:
131–141
Swarz AM, Bj¨ ork M, Buluda T, Mtolera M and Beer S (2000)
Photosynthetic utilisation of carbon and light by two tropical
seagrass species as measured in situ. Mar Biol 137: 755–761
Terrados J, Duarte CM, Kamp-Nielsen L, Agawin NSR, Gacia
E, Lacap D, Fortes MD, Borum J, Lubanski M and Greve
T (1999) Are seagrass growth and survival constrained by
the reducing conditions of the sediment? Aquat Bot 65:
175–197
Thamdrup B (2000) Bacterial manganese and iron reduction
in aquatic sediments. In: Schink B (ed) Advances in Microbial Ecology, pp 41–84. Kluwer Academic/Plenum Publishers,
New York
N. Marb `
a, M. Holmer, and E. Gacia
Moriarty DJW and O’Donohue MJ (1993) Nitrogen-fixation in
seagrass communities during summer in the Gulf of Carpentaria, Australia. Australian J Mar Freshwater Res 44:
117–125
Morse JW, Zullig JJ, Bernstein LD, Millero FJ, Milne P, Mucci
A and Choppin GR (1985) Chemistry of calcium carbonate
shallow water sediments in the Bahamas. Am J Sci 285: 147–
285
Nelsen JE and Ginsburg RN (1986) Calcium carbonate production by epibionts on Thalassia in Florida Bay. J Sediment Petrol
56: 622–628
Nielsen LB, Finster K, Welsh DT, Donelly A, Herbert RA, Wit
R and Lomstein BA (2001) Sulphate reduction and nitrogen
fixation rates associated with roots, rhizomes and sediments
from Zostera noltii and Spartina maritima meadows. Environ
Microbiol 3: 63–71
Odonohue MJ, Moriarty DJW and Macrae IC (1991) A comparison of methods for determining rates of acetylene-reduction
(nitrogen-fixation) by heterotrophic bacteria in seagrass sediment. J Microbiol Methods 13: 171–183
Ottosen LDM, Risgaard-Petersen N and Nielsen LP (1999) Direct and indirect measurements of nitrification and denitrification in the rhizosphere of aquatic macrophytes Aquat Microb
Ecol 19: 81–91
Oviatt CA, Rudnick DT, Keller AA, Sampow PA and Almquist
GT (1986) A comparison of system (O 2 and CO 2 ) and
14 C
measurements of metabolism in estuarine mesocosms. Mar
Ecol Prog Ser 28: 57–67
Patriquin DG (1972) Carbonate mud production by epibionts
on Thalassia: An estimate based on leaf growth rate data. J
Sediment Petrol 42: 687–689
Pedersen AU, Berntsen J and Lomstein BA (1999) The effect of
eelgrass decomposition on sediment carbon and nitrogen cycling: A controlled laboratory experiment. Limnol Oceanogr
44: 1978–1992
Pedersen MF and Borum J (1992) Nitrogen dynamics of eelgrass Zostera marina during a late summer period of high
growth and low nutrient availability. Mar Ecol Prog Ser 80:
65–73
Pedersen MF, Duarte CM and Cebri´ an J (1997) Rates of changes
in organic matter and nutrient stocks during seagrass Cymodocea nodosa colonization and stand development. Mar Ecol
Prog Ser 159: 29–36
Pedersen O, Borum J, Duarte CM and Fortes MD (1998) Oxygen
dynamics in the rhizosphere of Cycomocea rotundata. Mar
Ecol Prog Ser 169: 283–288
Penhale PA and Smith WOJ (1977) Excretion of dissolved
organic carbon by eelgrass. Limnol Oceanogr 22: 400–
407
Perez M, Mateo MA, Alcoverro T and Romero J (2001) Variability in detritus stocks in beds of the seagrass Cymodocea
nodosa. Bot Mar 44: 523–531
Peterson BJ and Heck KL Jr (2001) Positive interactions between
suspension-feeding bivalves and seagrass – a facultative mutualism. Mar Ecol Prog Ser 213: 143–155
Peterson CH, Summerson HC and Duncan PB (1984) The influence of seagrass cover on population structure and individual
growth rate of a suspension-feeding bivalve, Mercenaria mercenaria. J Mar Res 42: 123–138
Pollard PC and Moriarty DJW (1991) Organic carbon decomposition, primary and bacterial productivity, and sulphate reduction, in tropical seagrass beds of the Gulf of Carpentaria,
Australia. Mar Ecol Prog Ser 69: 149–159
Roberts DG and Moriarty DJW (1987) Lacunal gas discharge as
a measure of productivity in the seagrasses Zostera capricorni,
Cymodocea serrulata and Syringodium isoetifolium. Aquat
Bot 28: 143–160
Robertson ML, Mills AL and Zieman JC (1982) Microbial synthesis of detritus-like particulates from dissolved organic carbon released by tropical seagrasses. Mar Ecol prog ser 7: 279–
285
Romero J. (1986) Estudio ecol´ ogico de las faner´ ogamas marinas
de la costa catalana: Producci´ on primaria de Posidonia oceanica en las islas Medas. PhD thesis, University of Barcelona
Romero J. (1988) Ep´ ıfitos de las hojas de Posidonia oceanica: Variaciones estacionales y batim´ etricas de biomasa en
la pradera de las islas Medes (Girona). Oecologia Aquatica 9:
19–25
Romero J, Pergent G, Pergent-Martini C, Mateo MA and Regnier C (1992) The detritic compartment in a Posidonia oceanica meadow: Litter features, decomposition rates and mineral
stocks. Mar Ecol 13: 69–83
Risgaard-Petersen N and Ottosen LDM (2000) Nitrogen cycling
in two temperate Zostera marina beds: Seasonal variation.
Mar Ecol Prog Ser 198: 93–107
Rysgaard S, Risgaard-Petersen N and Sloth NP (1996) Nitrification, denitrification and nitrate ammonification in sediments of
two coastal lagoons on Southern France. Hydrobiologia 329:
133–141
Rysgaard S, Thamdrup B, Risgaard-Petersen N, Fossing H, Berg
P, Christensen PB and Dalsgaard T (1998) Seasonal carbon
and nutrient mineralization in a high-Arctic coastal marine
sediment, Young Sound, Northeast Greenland. Mar Ecol Prog
Ser 175: 261–276
Schimel J and Bennett J (2004) Nitrogen mineralization: Challenges of a changing paradigm. Ecology 85: 591–602
Shieh WY and Yang JT (1997) Denitrification in the rhizosphere
of the two seagrasses Thalassia hemprichii (Ehrenb.) Aschers
and Halodule uninervis (Forsk.) Aschers. J Exp Mar Biol Ecol
218: 229–241
Shum KT and Sundby B (1996) Organic matter processing in
continental shelf sediments – the subtidal pump revisited. Mar
Chem 53: 81–87
Smith WOJ and Penhale PA (1980) The heterotrophic uptake of
dissolved organic carbon by eelgrass (Zostera mariana L.) and
its epiphytes. J Exp Mar Biol Ecol 48: 233–242
Smith RD, Pregnall AM and Alberte RS (1988) Effects of anaerobiosis on root metabolism of Zostera marina (eelgrass): Implications for survival in reducing sediments. Mar Biol 98:
131–141
Swarz AM, Bj¨ ork M, Buluda T, Mtolera M and Beer S (2000)
Photosynthetic utilisation of carbon and light by two tropical
seagrass species as measured in situ. Mar Biol 137: 755–761
Terrados J, Duarte CM, Kamp-Nielsen L, Agawin NSR, Gacia
E, Lacap D, Fortes MD, Borum J, Lubanski M and Greve
T (1999) Are seagrass growth and survival constrained by
the reducing conditions of the sediment? Aquat Bot 65:
175–197
Thamdrup B (2000) Bacterial manganese and iron reduction
in aquatic sediments. In: Schink B (ed) Advances in Microbial Ecology, pp 41–84. Kluwer Academic/Plenum Publishers,
New York