Andersen RA, Bidigare RR, Keller MD, Latasa M (1996) A
comparison of HPLC pigment signatures and electron
microscopic observations for oligotrophic waters of the
North Atlantic and Pacific Oceans. Deep-Sea Res II 43:
517–537
Bec B, Husseini-Ratrema J, Collos Y, Souchu P, Vaquer A
(2005) Phytoplankton seasonal dynamics in a Mediterranean
coastal lagoon: emphasis on the picoeukaryote
community. J Plankton Res 27:881–894
Carrada GC, Hopkins TS, Bonaduce G, Ianora A and others
(1980) Variability in the hydrographic and biological
features of the Gulf of Naples. PSZN I: Mar Ecol 1:105–120
Casotti R, Brunet C, Graziano A (2001) Ultraplankton of the
Gulf of Naples by flow cytometry. In: Faranda RM,
Guglielmo L, Spezie G (eds) Mediterranean ecosystems:
structures and processes. Springer-Verlag Italia, Rome,
p 171–180
Cerino F, Zingone A (2006) A survey of cryptomonad diversity
and seasonality at a coastal Mediterranean site. Eur J
Phycol 41:363–378
Charles F, Lantoine F, Brugel S, Chrétiennot-Dinet MJ
Quiroga I, Rivière B (2005) Seasonal survey of the phytoplankton
biomass, composition and production in a littoral
NW Mediterranean site, with special emphasis on the
picoplanktonic contribution. Estuar Coast Shelf Sci 65:
199–212
DeYoe HR, Stockwell DA, Bidigare RR, Latasa M, Johnson
PW, Hargraves PE, Suttle CA (1997) Description and characterization
of the algal species Aureoumbra lagunensis
gen. et sp. nov. and referral of Aureoumbra and Aureococcus
to the Pelagophyceae. J Phycol 33:1042–1048
Díez B, Pedrós-Alió C, Marsh TL, Massana R (2001a) Application
of denaturing gradient gel electrophoresis (DGGE) to
study the diversity of marine picoeukaryotic assemblages
and comparison of DGGE with other molecular techniques.
Appl Environ Microbiol 67:2942–2951
Díez B, Pedrós-Alió C, Massana R (2001b) Study of genetic
diversity of eukaryotic picoplankton in different oceanic
regions by small-subunit rRNA gene cloning and sequencing.
Appl Environ Microbiol 67:2932–2941
Doyle JJ, Doyle JL (1987) A rapid DNA isolation procedure
from small quantities of fresh leaf tissues. Phytochem Bull
19:11–15
Edwards U, Rogall T, Blocker H, Emide M, Bottger EC (1989)
Isolation and direct complete nucleotide determination of
entire genes. Characterization of a gene coding for 16S
ribosomal RNA. Nucleic Acids Res 17:7843–7853
Fuller NJ, Marie D, Partensky F, Vaulot D, Post AF, Scanlan
DJ (2003) Clade-specific 16S ribosomal DNA oligonucleotides
reveal the predominance of a single marine
Synechococcus clade throughout a stratified water column
in the Red Sea. Appl Environ Microbiol 69:2430–2443
Fuller NJ, Tarran GA, Cummings DG, Woodward EMS,
Orcutt KM, Yallop M, Le Gall F, Scanlan DJ (2006a) Molecular
analysis of photosynthetic picoeukaryote community
structure along an Arabian Sea transect. Limnol Oceanogr
51:2502–2514
Fuller NJ, Campbell C, Allen DJ, Pitt FD, Zwirglmaier K, Le
Gall F, Vaulot D, Scanlan DJ (2006b) Analysis of photosynthetic
picoeukaryote diversity at open ocean sites in the
Arabian Sea using a PCR biased towards marine algal
plastids. Aquat Microb Ecol 43:79–93
Graham LE, Wilcox LW (2000) Algae. Prentice-Hall, New
York
Guillou L, Chrétiennot-Dinet MJ, Medlin LK, Claustre H,
Loiseaux de Goer S, Vaulot D (1999) Bolidomonas: a new
genus with two species belonging to a new algal class, the
Bolidophyceae (Heterokonta). J Phycol 35:368–381
Jeffrey SW, Wright SW (1994) Photosynthetic pigments in
the haptophytes. In: Green JC, Leadbeater BSC (eds)
The haptophyte algae. Oxford University Press, Oxford,
p 111–133
Johnson PW, Sieburth JM (1982) In-situ morphology and
occurrence of eukaryote phototrophs of bacterial size in
the picoplankton of estuarine and oceanic waters. J Phycol
18:318–327
Li WKW, Subba Rao DV, Harrison WG, Smith JC, Cullen JJ,
Irwin B, Platt T (1983) Autotrophic picoplankton in the
tropical ocean. Science 219:292–295
Li WKW, Zohary T, Yacobi YZ, Wood AM (1993) Ultraplankton
in the eastern Mediterranean Sea: towards deriving
phytoplankton biomass from flow cytometric measurements
of abundance, fluorescence and light scatter. Mar
Ecol Prog Ser 102:79–87
Marino D, Modigh M, Zingone A (1984) General features of
phytoplankton communities and primary production in
the Gulf of Naples and adjacent waters. In: Holm-Hansen
O, Bolis L, Gilles R (eds) Marine phytoplankton and productivity.
Springer-Verlag, Berlin, p 89–100
Massana R, Guillou L, Díez B, Pedrós-Alió C (2002) Unveiling
the organisms behind novel eukaryotic ribosomal DNA
sequences from the ocean. Appl Environ Microbiol 68:
4554–4558
McDonald SM, Sarno D, Zingone A (2007) Identifying
Pseudo-nitzschia species in natural samples using genusspecific
PCR primers and clone libraries. Harmful Algae
6:849–860, doi:10.1016/j.hal.2007.03.003
Medlin LK, Metfies K, Mehl H, Wiltshire K, Valentin K (2006)
Picoeukaryotic plankton diversity at the Helgoland time
series site as assessed by three molecular methods. Microb
Ecol 52:53–71
Moon-van der Staay SY, van der Staay GWM, Guillou L,
Vaulot D, Claustre H, Medlin LK (2000) Abundance and
diversity of prymnesiophytes in the picoplankton community
from the equatorial Pacific Ocean inferred from 18S
rRNA sequences. Limnol Oceanogr 45:98–109
Moon-van der Staay SY, De Wachter R, Vaulot D (2001)
Oceanic 18S rRNA sequences from picoplankton reveal
unsuspected eukaryotic diversity. Nature 409:607–610
Nicholls KH (1995) Chrysophyte blooms in the plankton and
neuston of marine and freshwater systems. In: Sandgren
CD, Smol JP, Kristiansen J (eds) Chrysophyte algae.
Cambridge University Press, Cambridge, p 181–213
Not F, Latasa M, Marie D, Cariou T, Vaulot D, Simon N (2004)
A single species, Micromonas pusilla (Prasinophyceae),
dominates the eukaryotic picoplankton in the western
English Channel. Appl Environ Microbiol 70:4064–4072
Not F, Massana R, Latasa M, Marie D and others (2005) Late summer community composition and abundance of photosynthetic
picoeukaryotes in Norwegian and Barents Sea.
Limnol Oceanogr 50:1677–1686
Potter D, Lajeunesse TC, Saunders GW, Andersen RA (1997)
Convergent evolution masks extensive biodiversity among
marine coccoid picoplankton. Biodivers Conserv 6:99–107
Rappé MS, Kemp PF, Giovannoni SJ (1995) Chromophyte
plastid 16S ribosomal RNA genes found in a clone library
from Atlantic Ocean seawater. J Phycol 31:979–988
Rappé MS, Suzuki MT, Vergin KL, Giovannoni SJ (1998)
Phylogenetic diversity of ultraplankton plastid smallsubunit
rRNA genes recovered in environmental nucleic
acid samples from the Pacific and Atlantic coasts of the
United States. Appl Environ Microbiol 64:294–303
Ribera d’Alcalà M, Conversano F, Corato F, Licandro P and
others (2004) Seasonal patterns in plankton communities
in a pluriannual time series at a coastal Mediterranean site
(Gulf of Naples): an attempt to discern recurrences and
trends. Sci Mar 68(Suppl 1):65–83
Romari K, Vaulot D (2004) Composition and temporal variability
of picoeukaryote communities at a coastal site of
the English Channel from 18S rRNA sequences. Limnol
Oceanogr 49:784–798
Sandgren CD, Smol JP, Kristiansen J (eds) (1995) Chrysophyte
algae. Cambridge University Press, Cambridge
Santarpia I (2005) Ultraphytoplankton in marine ecosystems:
from seasonal cycle to short term responses. PhD thesis,
Università degli Studi di Napoli Federico II, Naples
Sym SD, Pienaar RN (1993) The class Prasinophyceae. Prog
Phycol Res 9:281–276
Thomsen HA (1986) A survey of the smallest eucaryotic
organisms of the marine phytoplankton. In: Platt T, Li
WKW (eds) Photosynthetic picoplankton, Vol 214. Dep
Fish Oceans, Ottawa, p 121–158
Thomsen HA, Buck KR, Chavez FP (1994) Haptophytes as
components of marine phytoplankton. In: Green JC, Leadbeater
BSC (eds) The haptophyte algae. Oxford University
Press, Oxford, p 187–208
Throndsen J, Zingone A (1994) Micronomads of the Mediterranean
Sea. G Bot Ital 128:1031–1044
West NJ, Scanlan DJ (1999) Niche-partitioning of Prochlorococcus
populations in a stratified water column in the eastern
North Atlantic Ocean. Appl Environ Microbiol 65:
2585–2591
Zingone A, Montresor M, Marino D (1990) Summer phytoplankton
physiognomy in coastal waters of the Gulf of
Naples. PSZN I: Mar Ecol 11:157–172
Zingone A, Chrétiennot-Dinet MJ, Lange M, Medlin L
(1999a) Morphological and genetic characterization of
Phaeocystis cordata and Phaeocystis jahnii (Prymnesiophyceae),
two new species from the Mediterranean Sea.
J Phycol 35:1322–1337
Zingone A, Sarno D, Forlani G (1999b) Seasonal dynamics of
Micromonas pusilla (Prasinophyceae) and its viruses in
the Gulf of Naples (Mediterranean Sea). J Plankton Res
21:2143–2159