[@inbook{RN1049,
 address = {Cape Town, South Africa},
 author = {Simmons, R E},
 booktitle = {Roberts - Birds of Southern Africa, VIIth ed},
 editor = {Hockey, P A R and Dean, W R J and Ryan, P G},
 pages = {529-530},
 publisher = {The Trustees of the John Voelcker Bird Book Fund},
 title = {Tawny Eagle Aquila rapax},
 year = {2005}
}
,@book{RN3001,
 address = {Windhoek, Namibia},
 author = {Simmons, R E and Brown, C J and Kemper, J},
 publisher = {Ministry of Environment and Tourism and Namibia Nature Foundation},
 title = {Birds to watch in Namibia: red, rare and endemic species},
 year = {2015}
}
,@inbook{RN540,
 address = {Johannesburg, South Africa},
 author = {Simmons, R E},
 booktitle = {The atlas of southern African birds Vol I: Non-passerines},
 editor = {Harrison, J A and Allan, D G and Underhill, L G and Herremans, M and Tree, A J and Parker, V and Brown, C J},
 pages = {178-179},
 publisher = {BirdLife South Africa},
 title = {Tawny Eagle Aquila rapax},
 year = {1997}
}
,@inbook{RN1050,
 address = {Cape Town, South Africa},
 author = {Simmons, R E},
 booktitle = {Roberts - Birds of Southern Africa, VIIth ed},
 editor = {Hockey, P A R and Dean, W R J and Ryan, P G},
 pages = {531-532},
 publisher = {The Trustees of the John  Voelcker Bird Book Fund},
 title = {Verreauxs' Eagle Aquila verreauxii},
 year = {2005}
}
,@article{RN1515,
 author = {Simmons, R E and Baker, N and Braby, R and Dodman, T and Nasirwa, O and Tyler, S and Versfeld, W and Wearne, K and Wheeler, M},
 issn = {0959-2709},
 journal = {Bird Conservation International},
 number = {3},
 pages = {283-293},
 title = {The Chestnut-banded Plover is an overlooked globally Near Threatened species},
 volume = {17},
 year = {2007}
}
,@inbook{RN2707,
 address = {Cape Town, South Africa},
 author = {Simmons, R E},
 booktitle = {Roberts - Birds of Southern Africa, VIIth ed},
 editor = {Hockey, P A R and Dean, W R J and Ryan, P G},
 pages = {503-504},
 publisher = {The Trustees of the John Voelcker Bird Book Fund},
 title = {Pallid Harrier Circus macrourus},
 year = {2005}
}
,@inbook{RN766,
 address = {Cape Town, South Africa},
 author = {Simmons, R E and Curtis, O E and Jenkins, A R},
 booktitle = {Roberts - Birds of Southern Africa, VIIth ed},
 editor = {Hockey, P A R and Dean, W R J and Ryan, P G},
 pages = {502-503},
 publisher = {The Trustees of the John Voelcker Bird Book Fund},
 title = {Black Harrier Circus macrourus},
 year = {2005}
}
,@article{RN765,
 author = {Curtis, O and Simmons, R E and Jenkins, A R},
 issn = {0959-2709},
 journal = {Bird Conservation International},
 number = {4},
 pages = {233-245},
 title = {Black Harrier Circus maurus of the Fynbos biome, South Africa: a threatened specialist or an adaptable survivor?},
 volume = {14},
 year = {2004}
}
,@article{RN776,
 author = {Jenkins, J and Simmons, R E and Curtis, O and Atyeo, M and Raimondo, D and Jenkins, A R},
 issn = {1474-0001},
 journal = {Bird Conservation International},
 number = {1},
 pages = {1-12},
 title = {The value of the Black Harrier Circus maurus as a predictor of biodiversity in the plant-rich Cape Floral Kingdom, South Africa},
 volume = {23},
 year = {2012}
}
,@article{RN441,
 author = {Simmons, R E},
 issn = {0003-3472},
 journal = {Animal Behaviour},
 number = {6},
 pages = {1151-1157},
 title = {Copulation patterns of African marsh harriers: evaluating the paternity assurance hypothesis},
 volume = {40},
 year = {1990}
}
,@inbook{RN764,
 address = {Cape Town, South Africa},
 author = {Simmons, R E},
 booktitle = {Roberts - Birds of Southern Africa, VIIth ed},
 editor = {Hockey, P A R and Dean, W R J and Ryan, P G},
 pages = {501-502},
 publisher = {The Trustees of the John Voelcker Bird Book Fund},
 title = {African Marsh-Harrier Circus ranivorus},
 year = {2005}
}
,@inbook{RN1719,
 address = {Johannesburg, South Africa},
 author = {Simmons, R E},
 booktitle = {The atlas of southern African birds Vol I: Non-passerines},
 editor = {Harrison, J A and Allan, D G and Underhill, L G and Herremans, M and Tree, A J and Parker, V and Brown, C J},
 pages = {236-237},
 publisher = {BirdLife South Africa},
 title = {African Marsh Harrier Circus ranivorus},
 year = {1997}
}
,@article{RN2305,
 author = {Simmons, R E and Allan, D G},
 journal = {Ostrich},
 pages = {1-8},
 title = {The Orange River avifauna: abundance, richness and comparisons},
 volume = {73},
 year = {2002}
}
,@article{RN2018,
 author = {Simmons, R E},
 journal = {Vulture News},
 pages = {3-7},
 title = {A helicopter survey of Cape Vultures Gyps coprotheres, Black Eagles Aquila verreauxii and other cliff-nesting birds of the Waterberg Plateau, Namibia, 2001},
 volume = {46},
 year = {2002}
}
,@article{RN455,
 author = {Simmons, R E and Jenkins, A R},
 journal = {Vulture News},
 pages = {41-51},
 title = {Is climate change influencing the decline of Cape and Bearded Vultures in southern Africa?},
 volume = {56},
 year = {2007}
}
,@article{RN282,
 author = {Crawford, R J M and Dyer, B M and Kemper, J and Simmons, R E and Upfold, L},
 issn = {1448-5540},
 journal = {Emu},
 number = {4},
 pages = {253-261},
 title = {Trends in numbers of Cape Cormorants Phalacrocorax capensis over a 50-year period, 1956–57 to 2006–07},
 volume = {107},
 year = {2007}
}
,@article{RN2652,
 author = {Fox, V E and Lindeque, P M and Simmons, R E and Berry, H H and Brain, C and Brabys, R},
 issn = {0030-6525},
 journal = {Ostrich},
 number = {2-4},
 pages = {72-76},
 title = {Flamingo ‘rescue’in Etosha National Park, 1994: technical, conservation and economic considerations},
 volume = {68},
 year = {1997}
}
,@inbook{RN1103,
 address = {Cape Town, South Africa},
 author = {Simmons, R E},
 booktitle = {Roberts - Birds of Southern Africa, VIIth ed},
 editor = {Hockey, P A R and Dean, W R J and Ryan, P G},
 pages = {605-606},
 publisher = {The Trustees of the John Voelcker Bird Book Fund},
 title = {Greater Flamingo Phoenicopterus ruber},
 year = {2005}
}
,@article{RN1534,
 author = {Simmons, R E},
 issn = {1523-1739},
 journal = {Conservation Biology},
 number = {2},
 pages = {504-514},
 title = {Population declines, viable breeding areas, and management options for flamingos in southern Africa},
 volume = {10},
 year = {1996}
}
,@inbook{RN1051,
 address = {Cape Town, South Africa},
 author = {Simmons, R E},
 booktitle = {Roberts - Birds of Southern Africa, VIIth ed},
 editor = {Hockey, P A R and Dean, W R J and Ryan, P G},
 pages = {538-539},
 publisher = {The Trustees of the John Voelcker Bird Book Fund},
 title = {Martial Eagle Polemaetus bellicosus},
 year = {2005}
}
,@inbook{RN990,
 address = {Cape Town, South Africa},
 author = {Dean, W R J and Simmons, R E},
 booktitle = {Roberts - Birds of Southern Africa, VIIth ed},
 editor = {Hockey, P A R and Dean, W R J and Ryan, P G},
 pages = {542-543},
 publisher = {The Trustees of the John Voelcker Bird Book Fund},
 title = {Secretarybird Sagittarius serpentarius},
 year = {2005}
}
,@techreport{RN625,
 author = {du Toit, M and Boere, G C and Cooper, J and De Villiers, M S and Kemper, J and Lenten, B and Petersen, S L and Simmons, R E and Underhill, L G and Whittington, P A},
 institution = {Avian Demography Unit and Conservation Breeding Specialist Group},
 title = {Conservation assessment and management plan for Southern African coastal seabirds},
 year = {2003}
}
,@inbook{RN1052,
 address = {Cape Town, South Africa},
 author = {Simmons, R E},
 booktitle = {Roberts - Birds of Southern Africa, VIIth ed},
 editor = {Hockey, P A R and Dean, W R J and Ryan, P G},
 pages = {541-542},
 publisher = {The Trustees of the John Voelcker Bird Book Fund},
 title = {African Crowned Eagle Stephanoaetus coronatus},
 year = {2005}
}
,@article{RN1821,
 author = {Simmons, R E and Cordes, I and Braby, R},
 issn = {1474-919X},
 journal = {Ibis},
 number = {3},
 pages = {439-445},
 title = {Latitudinal trends, population size and habitat preferences of the Damara Tern Sterna balaenarum on Namibia's desert coast},
 volume = {140},
 year = {1998}
}
,@inbook{RN1040,
 address = {Cape Town, South Africa},
 author = {Simmons, R E},
 booktitle = {Roberts - Birds of Southern Africa, VIIth ed},
 editor = {Hockey, P A R and Dean, W R J and Ryan, P G},
 pages = {464-465},
 publisher = {The Trustees of the John Voelcker Bird Book Fund},
 title = {Damara Tern Sterna balaenarum},
 year = {2005}
}
,@inbook{RN1810,
 address = {Johannesburg, South Africa},
 author = {Crawford, R J M and Simmons, R E},
 booktitle = {The atlas of southern African birds Vol I: Non-passerines},
 editor = {Harrison, J A and Allan, D G and Underhill, L G and Herremans, M and Tree, A J and Parker, V and Brown, C J},
 pages = {480-481},
 publisher = {BirdLife South Africa},
 title = {Damara Tern Sterna balaenarum},
 year = {1997}
}
,@article{RN1842,
 author = {Simmons, R E and Kemper, J and Braby, J},
 title = {Elizabeth Bay Optimisation Study},
 year = {2010}
}
,@article{RN1795,
 author = {Braby, R J and Shapira, A and Simmons, R E},
 issn = {1018-3337},
 journal = {Marine Ornithology},
 number = {2},
 pages = {81-84},
 title = {Successful conservation measures and new breeding records for Damara Terns Sterna balaenarum in Namibia},
 volume = {29},
 year = {2001}
}
,@inbook{RN1811,
 address = {Cape Town, South Africa},
 author = {Simmons, R E and Braby, R J and Braby, S J},
 booktitle = {Roberts - Birds of Southern Africa, VIIth ed},
 editor = {Hockey, P A R and Dean, W R J and Ryan, P G},
 pages = {464-465},
 publisher = {The Trustees of the John Voelcker Bird Book Fund},
 title = {Damara Tern Sterna balaenarum},
 year = {2005}
}
,@article{RN1820,
 author = {Braby, R and Braby, SJ and Simmons, RE},
 issn = {0030-6525},
 number = {2-3},
 pages = {133-135},
 title = {5000 Damara Terns in the Northern Namib Desert - a reassessment of world population numbers},
 volume = {63},
 year = {1992}
}
,@article{RN1822,
 author = {Simmons, R E and Cordes, I},
 issn = {1608-5914},
 title = {Why is shorebird density so high in Walvis Bay? Delayed blooming and Benguela upwellings},
 year = {2000}
}
,@article{RN1803,
 author = {Simmons, R E and Braine, S},
 issn = {0030-6525},
 journal = {Ostrich},
 number = {3-4},
 pages = {264-273},
 title = {Breeding, foraging, trapping and sexing of Damara Terns in the Skeleton Coast Park, Namibia},
 volume = {65},
 year = {1994}
}
,@article{RN2321,
 author = {Braby, J and Braby, R J and Braby, N and Simmons, R E},
 issn = {0030-6525},
 journal = {Ostrich},
 number = {2},
 pages = {71-75},
 title = {Protecting Damara Terns Sterna balaenarum from recreational disturbance in the Namib Desert increases breeding density and overall success},
 volume = {80},
 year = {2009}
}
,@inbook{RN1048,
 address = {Cape Town, South Africa},
 author = {Simmons, R E},
 booktitle = {Roberts - Birds of Southern Africa, VIIth ed},
 editor = {Hockey, P A R and Dean, W R J and Ryan, P G},
 pages = {498-500},
 publisher = {The Trustees of the John Voelcker Bird Book Fund},
 title = {Bateleur Terathopius ecaudatus},
 year = {2005}
}
,@inbook{RN554,
 address = {Johannesburg, South Africa},
 author = {Simmons, R E},
 booktitle = {The atlas of southern African birds Vol I: Non-passerines},
 editor = {Harrison, J A and Allan, D G and Underhill, L G and Herremans, M and Tree, A J and Parker, V and Brown, C J},
 pages = {202-203},
 publisher = {BirdLife South Africa},
 title = {Bateleur Terathopius ecaudatus},
 year = {1997}
}
,]