Search results

Explore your search results using the filter checkboxes, or amend your search or start a new search.

Displaying results 1 - 50 of 61Click/tap on any title to see full details of the record

Scott A, Scott M, Altwegg R, Böhme H, Brain C, Gariseb S, Guim S, Kapner J, Kolberg H, Mendelsohn J, Shatumbu G, Simmons R, Versfeld W, Vilho A 2019. Conservation aspects of the Blue Crane in Namibia.

Downloadable files:

Attachment	Size
Blue Crane poster Etosha112_June 2019.pdf	1.65 MB

Simmons R, Jenkins A, Rodrigues L, Woodcock L 2017. City's limits: Can Verreaux's Eagle survive urbanization?. 42-46

Downloadable files:

Attachment	Size
Can Verreauxs Eagle survive urbanization.pdf	390.5 KB

Garcia-Heras M-S, Mougeot F, Simmons R, Arroyo B 2017. Regional and temporal variation in diet and provisioning rates suggest weather limits prey availability for an endangered raptor. Ibis 2017 (DOI: 10.1111/ibi.12478)

Downloadable files:

Attachment	Size
Regional and temporal variation in diet and provisioning rates suggest weather limits prey availability for an endangered raptor.pdf	887.86 KB

Garcia-Heras M-S, Arroyo B, Simmons R, Pablo C, Mateo R, Mougeot F 2015. Assessing the health of a scarce and threatened raptor endemic to Southern Africa, the Black Harrier (Circus maurus).

Downloadable files:

Attachment	Size
Assessing the health of a scarce and threatened raptor endemic to Southern Africa_the Black Harrier_2015.pdf	386.4 KB

Simmons R, Kolberg H, Braby R, Erni B 2015. Declines in migrant shorebird populations from a winter-quarter perspective: State-Space Models for Shorebird Trends. Conservation Biology 29 (3) 877-878

Website link:http://dx.doi.org/10.1111/cobi.12493

Seymour CL, Simmons R, Joseph GS, Slingsby JA 2015. On Bird Functional Diversity: Species Richness and Functional Differentiation Show Contrasting Responses to Rainfall and Vegetation Structure in an Arid Landscape. Ecosystems DOI: 10.1007/s10021-015-9875-8

Downloadable files:

Attachment	Size
On Bird Functional Diversity.pdf	806.6 KB

Symes C, Simmons R 2014. Coming to terms with Verreaux's Eagle and Verreaux's Eagle-Owl. Gabar 24 (1) 4-7

Downloadable files:

Attachment	Size
Coming to terms with Verreauxs Eagle and Verreauxs Eagle_Owl.pdf	315.6 KB

Simmons R 2014. Peak Sneak: Verreaux's Eagles defend nest against baboons. 30-32

Downloadable files:

Attachment	Size
Verreauxs Eagles defend nest against baboons.pdf	508.82 KB

Garcia-Heras M-S, Mougeot F, Arroyo B, Simmons R 2013. Variation in breeding parameters in the Black Harrier (Circus maurus).

Downloadable files:

Attachment	Size
Variation in breeding parameters in the Black Harrier.pdf	286.9 KB

Simmons R 2011. Black Harriers - in synch and in trouble?. (22)

Downloadable files:

Attachment	Size
Black Harriers_in synch and in trouble _2011.pdf	126.08 KB

Simmons R, Braby J, Kemper J 2010. Elizabeth Bay optimisation Study. Special report: effects of proposed mining operations on coastal seabirds and shorebirds.

Downloadable files:

Attachment	Size
Elizabeth Bay optimisation Study_Special report_effects of proposed mining operations on coastal seabirds and shorebirds_2010.pdf	678.77 KB

Simmons R 2009. Desert detour for Damaras. (December 2009/January 2010) 58-60

Downloadable files:

Attachment	Size
Desert detour for Damaras.pdf	496.48 KB

Simmons R, Shaw K, Thomsett S 2009. Digital Discovering. Africa - Birds & Birding (October/November 2009) 14

Downloadable files:

Attachment	Size
Digital ringing Af BB 2009.pdf	253.55 KB

Simmons R, Barnard P 2009. How will birds cope with climate change?. Birdlife South Africa (December 2009/January 2010) 78-79

Downloadable files:

Attachment	Size
Birds_and_Climate_change.pdf	188.08 KB

Scott A, Brown C, Kolberg H, Mendelsohn J, Scott M, Simmons R, Versveld W 2009. Namibia’s Blue Cranes continue to mystify. 38–40

Website link:https://www.news-namibia.org/index.html

Simmons R, Baker N, Braby R, Dodman T, Nasirwa O, Tyler S, Versfeld W, Wearne K, Wheeler M 2007. The Chestnut-banded Plover is an overlooked globally Near Threatened Species. Bird Conservation International (17) 273-283

Downloadable files:

Attachment	Size
The Chestnut_banded Plover is an overlooked globally Near Threatened Species.pdf	243.55 KB

Website link:http://journals.cambridge.org/abstract_S0959270907000779

Simmons R, Brown C, Cunningham P, Kapofi I, Kolberg H, Scott A, Scott M, Versfeld W 2006. Etosha Blues: cranes hang on in Namibia. Africa - Birds and Birding 11 (4) 51

Website link:http://www.fitzpatrick.uct.ac.za/fitz/publications/semipopular/archive/2006/

Simmons R 2004. Red Data Book draft. Lanioturdus 37 (2) 27-32

Downloadable files:

Attachment	Size
Red Data Book draft.pdf	448.44 KB

Simmons R 2004. Red Data Book draft. Lanioturdus 37 (3&4) 19-25

Downloadable files:

Attachment	Size
Red Data Book draft_2004.pdf	443.67 KB

Simmons R, Brown CJ 2004. Red data status of the Martial Eagle in Namibia. Gabar 15 (1) 5-8

Downloadable files:

Attachment	Size
Red data status of the Martial Eagle in Namibia.doc	53.5 KB

Barnard P, Roberts K, Simmons R, Seely MK, Nakanuku L, Kolberg H, Hay C 2003. An integrated framework for wetland health monitoring in Dryland Namibia. Conference: Proceedings of the International Conference on Environmental Monitoring of Tropical and Subtropical Wetlands, At Maun, Botswana, 4-7 December 2002. Proceedings of the International Conference on Environmental Monitoring of Tropical and Subtropical Wetlands, 4-7 December 2002

Downloadable files:

Attachment	Size
An integrated framework for wetland health monitoring in dryland Namibia_2003.pdf	335.36 KB

Simmons R, Lloyd P 2002. Sandgrouse: The biology behind conserving through sustainable use. Lanioturdus 35 (3) 12-24

Downloadable files:

Attachment	Size
Sandgrouse_The biology behind conserving through sustainable use.pdf	690.12 KB

Curtis O, Jenkins A, Simmons R 2001. The Black Harrier - Work in Progress. Africa - Birds and Birding October/November 2001 31-39

Downloadable files:

Attachment	Size
The Black Harrier_Work in Progress.pdf	672.8 KB

Simmons R 2001. Successful conservation measures for Damara Terns in Namibia. Lanioturdus 34 (1) 14-16

Downloadable files:

Attachment	Size
Successful conservation methods for Damara Terns in Namibia.pdf	221.83 KB

Simmons R 2000. Peregrines and other raptors at Sandwich Harbour. Lanioturdus 33 (1&2) 8-13

Downloadable files:

Attachment	Size
Peregrines and other raptors at Sandwich Harbour.pdf	302.89 KB

Simmons R, Barnes K, Jarvis A, Robertson T 1999. Important Bird Areas in Namibia.

Downloadable files:

Attachment	Size
Research Discussion Paper 31_1999 small file.pdf	398.44 KB

Simmons R, Borello WD 1999. 5. Flamingo migration routes — a challenge for Mozambique. Bird Numbers 8 (1)

Website link:http://web.uct.ac.za/depts/stats/adu/bn8_1_05.htm

Simmons R 1998. World record Terns at Sandwich?. Lanioturdus 31 (1) 23-26

Downloadable files:

Attachment	Size
World record Terns at Sandwich.pdf	338.19 KB

Simmons R 1997. Namibian wetland bird counts for 1997. Lanioturdus 30 (3) 27-31

Downloadable files:

Attachment	Size
Namibian wetland bird counts for 1997.pdf	370.79 KB

de Villiers D, Simmons R 1997. The high incidence and origin of two-egg clutches in a Damara Tern colony in southwestern Namibia. Madoqua 19 (2) 111-113

Downloadable files:

Attachment	Size
de_Villiers_1997_Madoqua_19_2_Damara_Tern.pdf	680.49 KB

Simmons R 1997. Ecological factors promoting large bird populations in Walvis Bay. Towards an integrated management and development plan for the Walvis Bay lagoon and environs

Kolberg H, Griffin M, Simmons R 1997. The Ephemeral Wetlands of Central Northern Namibia. Wetlands, Biodiversity and the Ramsar Convention Hails, A. J. 4-6

Downloadable files:

Attachment	Size
The Ephemeral Wetlands of Central Northern Namibia.pdf	93.63 KB

Simmons R 1995. The Namibian nest record scheme - third annual report: May 1993 - August 1994. Lanioturdus 28 3-11

Downloadable files:

Attachment	Size
The Namibian nest record scheme_third annual report_May 1993_August 1994.pdf	409.49 KB

Simmons R, Braine S 1994. Breeding, foraging, trapping and sexing of Damara Terns in the Skeleton Coast Park, Namibia. Ostrich: 65 (3-4) 264 - 273

Downloadable files:

Attachment	Size
Breeding_foraging_trapping and sexing of Damara Terns in the Skeleton Coast Park_1994.pdf	1.35 MB

Simmons R 1993. Namibia's third national wetland bird survey, July 1992. Lanioturdus 27 9-12

Downloadable files:

Attachment	Size
Namibias third national wetland bird survey_July 1992.pdf	315.59 KB

Simmons R 1993. Catching and counting the elusive Damara Tern. African Wildlife (4) 150-153

Simmons R 1993. The Namibian nest record scheme: History, contributors and competitors. Lanioturdus 27 66-76

Downloadable files:

Attachment	Size
The Namibian nest record scheme_History_contributors and competitors_1993.pdf	520.33 KB

Simmons R 1992. Brood adoption and deceit among African Marsh Harriers Circus ranivorus. Ibis 134 (1) 32–34

Website link:http://onlinelibrary.wiley.com/doi/10.1111/j.1474-919X.1992.tb07226.x/abstract

Henschel JR, Mendelsohn JM, Simmons R 1991. Is the association between the Gabar goshawk and social spiders Stegodyphus mutualism or theft?. Gabar 6 (2) 57-60

Downloadable files:

Attachment	Size
Is the association between the Gabar goshawk and social spiders Stegodyphus mutualism or theft.pdf	149.75 KB

Simmons R 1991. International waterfowl census - Namibia. Lanioturdus 26 (1) 21-22

Downloadable files:

Attachment	Size
International waterfowl census_1991.pdf	231.04 KB

Simmons R 1991. Comarisons and functions of sky-dancing displays of Circus harriers: untangling the marsh harrier complex. Ostrich: Journal of African Ornithology 62 (1-2) 45-51

Website link:http://www.tandfonline.com/doi/abs/10.1080/00306525.1991.9639640

Simmons R 1991. Squeezing the ringers, Namibian style. Safring News 20 (1) 36-41

Downloadable files:

Attachment	Size
Squeezing the ringers_Namibian style.pdf	614.79 KB

Simmons R 1990. Variations in raptor road counts due to observer speed-reply to DG Allan. Gabar 5 (1) 3-4

Simmons R 1989. How polygynous female Northern Harriers Circus cyaneus choose their mates and why they are deceived. Raptors in the Modern World 243-246

Downloadable files:

Attachment	Size
How polygynous female Northern Harriers Circus cyaneus choose their mates and why they are deceived.pdf	5.53 MB

Simmons R 1988. Offspring quality and the evolution of cainism. Ibis 130 (3) 339–357

Website link:http://onlinelibrary.wiley.com/doi/10.1111/j.1474-919X.1988.tb08809.x/abstracthttp://onlinelibrary.wiley.com/doi/10.1111/j.1474-919X.1988.tb08809.x/abstract

Simmons R 1988. Honest Advertising, Sexual Selection, Courtship Displays, and Body Condition of Polygynous Male Harriers. The Auk 105 (2) 303-307

Downloadable files:

Attachment	Size
Honest Advertising_Sexual Selection_Courtship Displays and Body Condition of Polygynous Male Harriers.pdf	416.73 KB

Simmons R, MacWhirter B, Barnard P, Hansen GL 1987. Erratum: The influence of microtines on polygyny, productivity, age, and provisioning of breeding Northern Harriers: a 5-year study. Canadian Journal of Zoology 65 (9) 2324

Website link:http://www.nrcresearchpress.com/doi/abs/10.1139/z87-350

Barnard P, MacWhirter B, Simmons R, Hansen GL, Smith PC 1987. Timing of breeding and the seasonal importance of passerine prey to Northern Harriers (Circus cyaneus). Canadian Journal of Zoology 65 (8) 1942 - 1946

Website link:http://www.nrcresearchpress.com/doi/abs/10.1139/z87-295#.VS0agGf9kpE

Barnard P, MacWhirter B, Simmons R, Hansen GL, Smith PC 1987. Timing of breeding and the seasonal importance of passerine prey to northern harriers (Circus cyaneus). Canadian Journal of Zoology 65 (8) 1942-1946

Website link:http://www.nrcresearchpress.com/doi/abs/10.1139/z87-295

Simmons R, Barnard P, Smith PC 1987. Reproductive Behaviour of Circus cyaneus in North America and Europe: A Comparison. Ornis Scandinavica 18 (1) 33-41

Website link:http://www.jstor.org/discover/10.2307/27669756?uid=4&sid=21100861900201

Not found what you are looking for? Amend your search...