Water Science and Technology

Volume 33 Number 7

Contents

1–9

Expanding the horizons of pond technology and application in an environmentally conscious world

H. W. Pearson

11–21

The role and limitations of anaerobic pond systems

M. B. Pescod

23–31

Waste stabilization ponds: effluent quality requirements and implications for process design

D. Duncan Mara

33–40

Assessing oxidation pond design criteria in a tropical town with low water availability

Marcelo A. Teixeira Pinto, Klaus D. Neder and Maurício L. Luduvice

41–47

Design of facultative ponds based on uncertainty analysis

Marcos von Sperling

49–56

An evaluation of retention time and short-circuiting in waste stabilisation ponds using Serratia marcescens bacteriophage as a tracer

G. L. Frederick

57–61

The performance of a pilot-scale series of ten ponds treating municipal sewage in northeast Brazil

R. de Oliveira, S. A. Silva, A. L. C. Araujo, J. Soares, D. D. Mara and H. W. Pearson

63–73

The performance of an innovative tropical experimental waste stabilisation pond system operating at high organic loadings

H. W. Pearson, D. D. Mara, L. R. Cawley, H. M. Arridge and S. A. Silva

75–82

Occurrence and removal of Ascaris sp. ova by waste stabilisation ponds in Kenya

A. M. Grimason, H. V. Smith, G. Young and W. N. Thitai

83–89

Occurrence and removal of Giardia sp. cysts by Kenyan and French waste stabilisation pond systems

A. M. Grimason, S. Wiandt, B. Baleux, W. N. Thitai, J. Bontoux and H. V. Smith

91–98

Performance of the Phase II Dandora waste stabilisation ponds the largest in Africa: the case for anaerobic ponds

H. W. Pearson, S. T. Avery, S. W. Mills, P. Njaggah and P. Odiambo

99–106

Low-cost upgrading of an over-sized waste water stabilisation pond system in Mindelo, Cape Verde

Per Johansson, Marie Pernrup and Mikael Rångeby

107–115

Waste stabilisation pond decommissioning: a painful but necessary decision

Richard Lawty, John de B. Ashworth and D. Duncan Mara

117–124

The efficiency of a combined waste stabilisation pond/maturation pond system to sanitise waste water intended for recreational re-use

P. Jagals and J. F. R. Lues

125–132

Wastewater treatment mechanisms in anoxic stabilization ponds

A. Almasi and M. B. Pescod

133–140

Pathogen removal mechanisms in anoxic wastewater stabilization ponds

A. Almasi and M. B. Pescod

141–145

Performance evaluation of anoxic and facultative wastewater stabilization ponds

Muwaffaq M. Saqqar and M. B. Pescod

147–156

Improved performance and increased applicability of waste stabilisation ponds by pretreatment in a UASB reactor

Paula Frassinetti, Cavalcanti Catunda and Adrianus C. van Haandel

157–164

Melbourne water's wastewater treatment lagoons: design modifications to reduce odours and enhance nutrient removal

Brian Hodgson and Peter Paspaliaris

165–171

Ammonia removal in a pilot-scale WSP complex in Northeast Brazil

J. Soares, S. A. Silva, R. de Oliveira, A. L. C. Araujo, D. D. Mara and H. W. Pearson

173–181

Nitrogen removal in baffled waste stabilization ponds

S. Muttamara and U. Puetpaiboon

183–189

Ammonia volatilization from a piggery pond

Andy Shilton

191–198

Phosphorus removal from wastewater using an algal turf scrubber

Rupert J. Craggs, Walter H. Adey, Kyle R. Jenson, Matthais S. St. John, F. Bailey Green and William J. Oswald

199–206

Seasonal development of phytoplankton and zooplankton in a high-rate algal pond

H. Zulkifi

207–217

Advanced integrated wastewater pond systems for nitrogen removal

F. Bailey Green, L. S. Bernstone, T. J. Lundquist and W. J. Oswald

219–227

High rate algal oxidation ponding for the treatment of tannery effluents

P. D. Rose, B. A. Maart, K. M. Dunn, R. A. Rowswell and P. Britz

229–241

Tube settling of high-rate pond algae

Yakup Nurdogan and William J. Oswald

243–249

Process performance of an experimental deep effluent storage reservoir under different organic loadings in Northeast Brazil

D. D. Mara, H. W. Pearson, S. A. Silva, R. de Oliveira, A. L. C. Araujo, R. E. de Oliveira and J. Soares

251–260

Pathogen removal in experimental deep effluent storage reservoirs

S. A. Silva