• Blue whale (Balaenoptera musculus) in the Sea of Cortez, California

Publications on marine mammals

Publications on marine mammals include the following categories (please click to follow the links):



Peer-reviewed journal articles

Weir, C.R. (2016). Atlantic humpback dolphins (Sousa teuszii) in the Saloum Delta (Senegal): distribution, relative abundance and photo-identification. African Journal of Marine Science, 38: 385–394.

Weir, C.R. and Wang, J.Y. (2016). Vertebral column anomalies in Indo-Pacific and Atlantic humpback dolphins Sousa spp. Diseases of Aquatic Organisms, 120: 179–187. DOI: 10.3354/dao03026

Dolman, S.J., Green, M., Gregerson, S. and Weir, C.R. (2016). Fulfilling EU laws to ensure marine mammal protection during marine renewable construction renewable construction in Scotland. Advances in Experimental Medicine and Biology, 875: 223–230.

Nelms, S.E., Piniak, W.E.D., Weir, C.R. and Godley, B.J. (2016). Seismic surveys and marine turtles: an underestimated global threat? Biological Conservation, 193: 49–65.

Weir, C.R. and Collins, T. (2015). A review of the geographical distribution and habitat of the Atlantic humpback dolphin (Sousa teuszii). Advances in Marine Biology, 72: 79–117.

Weir, C.R. (2015). Photo-identification and habitat use of Atlantic humpback dolphins Sousa teuszii around the Río Nuñez estuary in Guinea (West Africa). African Journal of Marine Science, 37(3): 325–334.

Leeney, R.H., Weir, C.R., Campredon, P., Regalla, A. and Foster, J. (2015). Occurrence of Atlantic humpback (Sousa teuszii) and bottlenose (Tursiops truncatus) dolphins in the coastal waters of Guinea-Bissau, with an updated cetacean species checklist. Journal of the Marine Biological Association of the United Kingdom, DOI: http://dx.doi.org/10.1017/S0025315415000661, 9 pages. Published online: 25 May 2015.

Weir, C.R., Coles, P., Ferguson, A., May, D., Baines, M., Figueirdo, I., Reichelt, M., Goncalves, L., de Boer, M.N., Rose, B., Edwards, M., Travers, S., Ambler, M., Félix, H., Wall, D., Azhakesan, V.A.A., Betenbaugh, M., Fennelly, L., Haaland, S., Hak, G., Juul, T., Leslie, R.W., McNamara, B., Russell, N., Smith, J.A., Tabisola, H.M., Teixeira, A., Vermeulen, E., Vines, J. and Williams, A. (2014) Clymene dolphins (Stenella clymene) in the eastern tropical Atlantic: distribution, group size, and pigmentation pattern. Journal of Mammalogy, 95(6): 1289–1298. doi: http://dx.doi.org/10.1644/14-MAMM-A-115

Hodgins, N.K., Dolman, S.J. and Weir, C.R. (2014). Potential hybridism between free-ranging Risso’s dolphins (Grampus griseus) and bottlenose dolphins (Tursiops truncatus) off north-east lewis (Hebrides, UK). Marine Biodiversity Records, 7: e97. DOI:10.1017/S175526721400089X

Weir, C.R. and Nicolson, I. (2014). Depredation of a sport fishing tournament by rough-toothed dolphins (Steno bredanensis) off Angola. Aquatic Mammals, 40(3): 297–304. DOI 10.1578/AM.40.3.2014.297.

Figueiredo, I. and Weir, C.R. (2014). Blue whales (Balaenoptera musculus) off Angola: recent sightings and evaluation of whaling data. African Journal of Marine Science, 36:2: 269–278. DOI: 10.2989/1814232X.2014.928652

Dolman, S.J., Hodgins, N.K., Macleod,C.D., Pierce, G.J. and Weir, C.R. (2014). Harbour porpoises (Phocoena phocoena) and minke whales (Balaenoptera acutorostrata) observed during land-based surveys in The Minch, north-west Scotland. Journal of the Marine Biological Association of the United Kingdom, 94(6): 1185–1194. doi:10.1017/S0025315413000507.

Zwart, S.J. and Weir, C.R. (2014). Filling in the gaps: first record of Sousa teuszii in Benin (Gulf of Guinea: Africa). Marine Biodiversity Records, 7, e59. DOI: 10.1017/S1755267214000578.

Weir, C.R. and Pierce, G.J. (2013). A review of the human activities impacting cetaceans in the eastern tropical Atlantic. Mammal Review, 43(4): 258–274.

Jefferson, T.A., Weir, C.R., Anderson, R.C., Ballance, L.T., Kenney, R.D. and Kiszka, J.J. (2013). Global distribution of Risso’s dolphin Grampus griseus: a review and critical evaluation. Mammal Review, 44: 56–68. doi: 10.1111/mam.12008.

Weir, C.R., Collins, T., Cross, T., Gill, A., Elwen, S., Unwin, M. and Parnell, R.J. (2013). False killer whale (Pseudorca crassidens) sightings in continental shelf habitat off Gabon and Côte d’Ivoire (Africa). Marine Biodiversity Records, 6, e65 doi:10.1017/S1755267213000389.

Weir, C.R., Goncalves, L. and May, D. (2013). New Gulf of Guinea (Africa) range state records for pygmy killer whale (Feresa attenuata) and Fraser’s dolphin (Lagenodelphis hosei). Marine Biodiversity Records, 6: e35. doi:10.1017/S1755267212001303.

Cheney, B., Thompson, P.M., Ingram, S.N., Hammond, P.S., Stevick, P.T., Durban, J.W., Culloch, R.M., Elwen, S.H., Mandleberg, L., Janik, V.M., Quick, N.J., Islas-Villanueva, V., Robinson, K.P., Costa, M., Eisfeld, S.M., Walters, A., Phillips, C., Weir, C.R., Evans, P.G.H., Anderwald, P., Reid, R.J., Reid, J.B. and Wilson, B. (2013). Integrating multiple data sources to assess the distribution and abundance of bottlenose dolphins Tursiops truncatus in Scottish waters. Mammal Review, 43: 71–88. doi: 10.1111/j.1365-2907.2011.00208.x.

Weir, C.R., MacLeod, C.D. and Pierce, G.J. (2012). Habitat preferences and evidence for niche partitioning amongst cetaceans in the waters between Gabon and Angola, eastern tropical Atlantic. Journal of the Marine Biological Association of the United Kingdom, 92: 1735–1749. doi:10.1017/S0025315412000148.

Weir, C.R., Macena, B.C.L. and Notarbartolo di Sciara, G. (2012). Records of rays of the genus Mobula (Chondrichthyes: Myliobatiformes: Myliobatidae) from the waters between Gabon and Angola (eastern tropical Atlantic). Marine Biodiversity Records, 5: e26.

Weir, C.R. (2011). Distribution and seasonality of cetaceans in tropical waters between Angola and the Gulf of Guinea. African Journal of Marine Science, 33: 1–15.

Weir, C.R., Van Waerebeek, K., Jefferson, T.A. and Collins, T. (2011). West Africa’s Atlantic humpback dolphin (Sousa teuszii): endemic, enigmatic and soon Endangered? African Zoology, 46: 1–17.

Elwen, S.H., Thornton, M., Kirkman, S.P., Pistorius, P.A. and Weir, C.R. (2011). The first African Marine Mammal Colloquium, South Africa, May 2010. African Journal of Marine Science, 33: 349–351.

Elwen, S.H., Findlay, K.P., Kiszka, J. and Weir, C.R. (2011). Cetacean research in the southern African subregion: a review of previous studies and current knowledge. African Journal of Marine Science, 33: 469–493.

Weir, C.R., Calderan, S., Unwin, M. and Paulatto, M. (2011). Cetaceans observed in the waters around Montserrat, eastern Caribbean Sea, 2007 and 2010, including new species state records. Marine Biodiversity Records, 4: e42.

Weir, C.R., Collins, T., Carvalho, I. and Rosenbaum, H.C. (2010). Killer whales (Orcinus orca) in Angolan and Gulf of Guinea waters, tropical West Africa. Journal of the Marine Biological Association of the United Kingdom, 90: 1601–1611.

Weir, C.R. (2010). A review of cetacean occurrence in West African waters from the Gulf of Guinea to Angola. Mammal Review, 40: 2–39.

Weir, C.R. (2010). First description of Atlantic humpback dolphin (Sousa teuszii) whistles, recorded off Angola. Bioacoustics, 19: 211–224.

Weir, C.R. (2010). Cetaceans observed in the coastal waters of Namibe Province, Angola, during summer and winter 2008. Marine Biodiversity Records, 3: e27.

Weir, C.R. (2010). Sightings of whale sharks (Rhincodon typus Smith 1828) off Angola and Nigeria. Marine Biodiversity Records, 3: e50, 2010.

Weir, C.R. (2009). Distribution, behaviour and photo-identification of Atlantic humpback dolphins Sousa teuszii off Flamingos, Angola. African Journal of Marine Science, 31: 319–331.

Weir, C.R., MacLeod, C.D. and Calderan, S. V. (2009). Fine-scale habitat use by white-beaked and common dolphins in the Minch (Scotland, UK): evidence for interspecific competition or coexistence? Journal of the Marine Biological Association of the United Kingdom, 89(5): 951–960.

Dolman, S.J., Weir, C.R. and Jasny, M. (2009). Comparative review of marine mammal guidance implemented during naval exercises. Marine Pollution Bulletin, 58: 465–477.

Weir, C.R. (2008). Overt responses of humpback whales (Megaptera novaeangliae), sperm whales (Physeter macrocephalus), and Atlantic spotted dolphins (Stenella frontalis) to seismic exploration off Angola. Aquatic Mammals, 34: 71–83.

Weir, C.R. (2008). Short-finned pilot whales (Globicephala macrorhynchus) respond to an airgun ramp-up procedure off Gabon. Aquatic Mammals, 34: 349–354.

Weir, C.R., Canning, S., Hepworth, K., Sim, I. and Stockin, K.A. (2008). A long-term opportunistic photo-identification study of bottlenose dolphins (Tursiops truncatus) off Aberdeen, United Kingdom: Conservation value and limitations. Aquatic Mammals, 34(4): 436–447.

Weir, C.R., Debrah, J., Ofori–Danson, P.K., Pierpoint, C. and Van Waerebeek, K. (2008). Records of Fraser’s dolphin Lagenodelphis hosei Fraser 1956 from the Gulf of Guinea and Angola. African Journal of Marine Science, 30: 241–246.

MacLeod, C.D., Weir, C.R., Santos, M.B. and Dunn, T.E. (2008). Temperature-based summer habitat partitioning between white-beaked and common dolphins around the United Kingdom and Republic of Ireland. Journal of the Marine Biological Association of the United Kingdom, 88: 1193–1198.

Weir, C.R. (2007). Occurrence and distribution of cetaceans off northern Angola, 2004/05. Journal of Cetacean Research and Management, 9: 225–239.

Weir, C.R. and Dolman, S.J. (2007). Comparative review of the regional marine mammal mitigation guidelines implemented during industrial seismic surveys, and guidance towards a worldwide standard. Journal of International Wildlife Law and Policy, 10: 1–27.

Weir, C.R., Ron, T., Morais, M. and Duarte, A.D.C. (2007) Nesting and at-sea distribution of marine turtles in Angola, West Africa, 2000–2006: occurrence, threats and conservation implications. Oryx, 41: 224–231.

Weir, C.R., Frantzis, A., Alexiadou, P. and Goold, J.C. (2007). The burst-pulse nature of ‘squeal’ sounds emitted by sperm whales (Physeter macrocephalus). Journal of the Marine Biological Association of the United Kingdom, 87: 39–46.

Weir, C.R., Stockin, K.A. and Pierce, G.J. (2007). Spatial and temporal trends in the distribution of harbour porpoises, white-beaked dolphins and minke whales off Aberdeenshire (UK), north–western North Sea. Journal of the Marine Biological Association of the United Kingdom, 87: 327–338.

MacLeod, C.D., Weir, C.R., Pierpoint, C. and Harland, E. (2007). The habitat preferences of marine mammals west of Scotland (UK). Journal of the Marine Biological Association of the United Kingdom, 87: 157–164.

Weir, C.R. (2006). Sightings of beaked whales (Cetacea: Ziphiidae) including first confirmed Cuvier's beaked whales Ziphius cavirostris from Angola. African Journal of Marine Science, 28: 173–175.

Weir, C.R. (2006). First confirmed records of Clymene dolphin, Stenella clymene (Gray, 1850), from Angola and Congo, South-east Atlantic Ocean. African Zoology, 41: 297–300.

Stockin, K.A., Weir, C.R. and Pierce, G.J. (2006). Examining the importance of Aberdeenshire coastal waters for North Sea bottlenose dolphins (Tursiops truncatus). Journal of the Marine Biological Association of the United Kingdom, 86: 201–207.

Weir, C.R., Stokes, J., Martin, C. and Cermeño, P. (2004). Three sightings of Mesoplodon species in the Bay of Biscay: first confirmed True’s beaked whales (M. mirus) for the north-east Atlantic? Journal of the Marine Biological Association of the United Kingdom, 84: 1095–1099.

Weir, C.R., Pollock, C., Cronin, C. and Taylor, S. (2001). Cetaceans of the Atlantic Frontier, north and west of Scotland. Continental Shelf Research, 21: 1047–1071.



Conference presentations and IWC papers

Nelms, S.E., Godley, B.J., Weir, C.R. and Dow Piniak, W.E. (2015). Assessing the potential impacts of seismic surveys on marine turtles. Presentation at the 35th Annual International Sea Turtle Symposium, Dalaman, Muğla, Turkey. 18–24 April 2015.

Evans, P.G.H., Pierce, G.J., Veneruso, G., Weir, C.R., Gibas, D., Anderwald, P., Quer, S. and Santos, M.B. (2015). Utilising land watch data to determine long-term trends in abundance. 29th European Cetacean Society Conference, St Julian’s Bay, Malta, 23–25 March, 2015.

Dolman, S.J., Green, M., Gregerson, S. and Weir, C.R. (2013). Fulfilling EU laws to ensure marine mammal protection during marine renewable construction renewable construction in Scotland. 3rd International Conference on The Effects of Noise on Aquatic Life, Budapest, Hungary, August 2013.

Harries, O.R., Weir, C., Calderan, S., van Geel, N., Shrimpton, J. and Gordon, J. (2012). The role of spatial modelling in the potential management of a priority Scottish cetacean species, the white-beaked dolphin (Lagenorhynchus albirostris). 26th European Cetacean Society Conference, Galway (Ireland), 26th-28th March 2012.

Dolman, S., Tetley, M., Hodgins, N., Weir, C. and Hoyt, E. (2012). Towards an ecologically coherent MPA network: the necessity of a Hebrides Marine Park for cetaceans in Scottish waters. 26th European Cetacean Society Conference, Galway (Ireland), 26th-28th March 2012.

Weir, C.R., Van Waerebeek, K., Jefferson, T.A. and Collins, T. (2010). Challenges and priorities for the conservation of the Vulnerable Atlantic humpback dolphin (Sousa teuszii), with a case study from Namibe Province, Angola. Paper SC/62/SM6 presented to the Scientific Committee of the International Whaling Commission, Agadir, 2010.

Weir, C.R. (2010). Conservation of the vulnerable Atlantic humpback dolphin (Sousa teuszii) in southern Angola: an uncertain future? 24th Annual Conference of the European Cetacean Society, Stralsund (Germany), 22–24 March 2010.

Dolman, S.J., Weir, C.R. and Jasny, M. (2008). Comparative review of marine mammal guidance implemented during naval exercises. Paper accepted for presentation at ‘Underwater Noise Measurement, Impact and Mitigation’ organised by the Institute of Acoustics, UK, October 2008.

Weir, C.R., Calderan, S., Unwin, M., Pitman, R.L., Booth, C., Photopoulos, T. and Robinson, K.P. (2008). White-beaked dolphin (Lagenorhynchus albirostris) occurrence in the Minch (Scotland, UK) during August 2007.  Presentation at the European Cetacean Society Conference, The Netherlands, 10–12 March 2008.

Weir, C.R. and Coles, P. (2007). Morphology of common dolphins (Delphinus spp.) photographed off Angola. Abstracts of the 17th Biennial Conference of the Society for Marine Mammalogy, Cape Town, South Africa, 29 November – 3 December, 2007.

Dolman, S.J. and Weir, C.R. (2007). Avoidance as a conservation strategy for spatio-temporal management of anthropogenic sound sources. Poster presentation at the Conference of the European Cetacean Society, San Sebastian, Spain, April 2007.

Weir, C.R. (2006). Sightings of rough-toothed dolphins (Steno bredanensis) off Angola and Gabon, South-east Atlantic Ocean. Abstracts of the 20th Annual Conference of the European Cetacean Society, Gdynia, Poland, 2–7 April 2006.

Weir, C.R., Dolman, S.J. and Simmonds, M.P. (2006). Marine mammal mitigation during seismic surveys and recommendations for worldwide standard mitigation guidance. Paper SC/58/E12 presented to the Scientific Committee of the International Whaling Commission, St Kitts, May 2006.

Stockin, K.A. and Weir, C.R. (2002). Monitoring the presence and occurrence of bottlenose dolphins (Tursiops truncatus) in the coastal waters of Aberdeenshire, NE Scotland (UK). Proceedings of the 16th Annual Conference of the European Cetacean Society, Liege, Belgium, 7–11 April 2002.

Weir, C.R. and Stockin, K.A. (2002). Seasonal occurrence of the white-beaked dolphin (Lagenorhynchus albirostris) in coastal Aberdeenshire waters, North-east Scotland. Proceedings of the 16th Annual Conference of the European Cetacean Society, Liege, Belgium, 7–11 April 2002.

Stockin, K.A. and Weir, C.R. (2001). Monitoring the presence and occurrence of bottlenose dolphins (Tursiops truncatus) in the coastal waters of Aberdeenshire, NE Scotland (UK). 14th Biennial Conference on the Biology of Marine Mammals, Vancouver, British Columbia, 28 Nov–3 Dec 2001.

Weir, C.R. (2000). Sightings of beaked whale species (Cetacea: Ziphiidae) in the waters to the north and west of Scotland and the Faroe Islands. In: European Research on Cetaceans – 14. Proceedings of the fourteenth Annual Conference of the European Cetacean Society, Cork, Ireland, 2–5 April 2000.

Weir, C.R. and O’Brien, S. (2000). Association of the harbour porpoise (Phocoena phocoena) with the western Irish Sea front. In: European Research on Cetaceans – 14. Proceedings of the fourteenth Annual Conference of the European Cetacean Society, Cork, Ireland, 2–5 April 2000.

Evans, P.G.H., Weir, C.R. and Nice, H.E. (1996). Temporal and spatial distribution of harbour porpoises in Shetland waters, 1990–1995. In: European Research on Cetaceans – 10. Proceedings of the Tenth Annual Conference of the European Cetacean Society, Lisbon, Portugal, 11–13 Mar, 1996.

Evans, P.G.H., Nice, H.E. and Weir, C.R. (1996). Sightings frequency and distribution of cetaceans in Shetland waters. In: European Research on Cetaceans – 10: Proceedings of the Tenth Annual Conference of the European Cetacean Society, Lisbon, Portugal, 11–13 Mar, 1996.



Theses, reports and other science-based articles

Evans, P.G.H., Pierce, G.J., Veneruso, G., Weir, C.R., Gibas, D., Anderwald, P. and Begoña Santos, M. (2015). Analysis of long-term effort-related land-based observations to identify whether coastal areas of harbour porpoise and bottlenose dolphin have persistent high occurrence and abundance. JNCC Report 543. Joint Nature Conservation Committee, Peterborough, UK.

Weir, C.R. (2012). Recording dolphins in southern Angola. Wildlife Sound, Autumn 2012: 28–33.

Weir, C.R. (2011). Ecology and conservation of cetaceans in the waters between Angola and the Gulf of Guinea, with focus on the Atlantic humpback dolphin (Sousa teuszii). PhD Thesis, University of Aberdeen, UK.

Cheney, B., Barton, T.R., Candido, A.T., Elwen, S., Hammond, P.S., Ingram, S., Phillips, C., Pope, A., Thompson, P.M., Weir, C.R. and Wilson, B. (2011). Winter distribution of bottlenose dolphins using the Moray Firth Special Area of Conservation. Pp. 65–85 in: Thompson, P.M., Cheney, B., Ingram, S., Stevick, P., Wilson, B. and Hammond, P.S. (Eds), Distribution, abundance and population structure of bottlenose dolphins in Scottish waters. Scottish Government and Scottish Natural Heritage funded report. Scottish Natural Heritage Commissioned Report No. 354.

Cheney, B., Costa, M., Culloch, R., Durban, J.W., Elwen, S., Islas, V., Eisfeld, S.M., Evans, P.G.H., Hammond, P.S., Ingram, S., Janik, V.M., O’Brien, J., Pope, A., Phillips, C., Quick, N., Robinson, K.P., Thompson, P.M., Weir, C.R. and Wilson, B. (2011). Multi-site mark recapture estimate of the abundance and movement rates of bottlenose dolphins. Pp. 44–54 in: Thompson, P.M., Cheney, B., Ingram, S., Stevick, P., Wilson, B. and Hammond, P.S. (Eds), Distribution, abundance and population structure of bottlenose dolphins in Scottish waters. Scottish Government and Scottish Natural Heritage funded report. Scottish Natural Heritage Commissioned Report No. 354.

Weir, C.R. (2008). Occurrence of the white-beaked dolphin (Lagenorhynchus albirostris) and other cetacean species in the Minch, August 2007. Scottish Natural Heritage Commissioned Report No. 305 (ROAME No. F05AC701).

Weir, C.R. (2007). Observations of marine turtles in relation to seismic airgun sound off Angola. Marine Turtle Newsletter, 116: 17–20.

Parsons, C., Swift, R., Weir, C. and Dolman, S. (2006). Sources of marine noise. In: Oceans of Noise, Chapter 3.  Whale and Dolphin Conservation Society, UK.

Weir, C.R. (2003). Sperm whale (Physeter macrocephalus) codas in the northern Gulf of Mexico: repertoire, structure and usage. MSc Thesis, University of Wales, Bangor, UK.

Hobbs, M., Brereton, T.M., Weir, C.R. and Williams, AD. (2003). Baseline monitoring data on Procellariformes (Shearwaters) in the Bay of Biscay. Ornis Hungaria, 12–13: 115–125.

Brereton, T.M., Weir, C.R., Hobbs, M. and Williams, A.D. (2003). A low-cost, year-round seabird monitoring programme in the English Channel and Bay of Biscay: preliminary results 1995–2001. Ornis Hungaria, 12–13: 105–113.

Weir, C.R. (2002). Killer whales in British waters. British Wildlife, 14(2): 106–108.

Weir, C.R. (2001). A dedicated cetacean sighting survey of the Torrelavega and Santander canyons, southern Bay of Biscay. ORCA Report, 1: 61–80.

Weir, C.R. (2001). Sightings of marine mammals and other animals recorded from offshore installations in the North Sea. In: North Sea Bird Club 21st Anniversary report, ed. by A.W. Thorpe, 93–103.

Weir, C.R., and Stockin, K.A. (2001). The occurrence and distribution of the bottlenose dolphin (Tursiops truncatus) and other cetacean species in the coastal waters of Aberdeenshire. Sea Watch Foundation Report to Shell UK Exploration and Production.

Tasker, M.L. and Weir, C.R. (eds) (2001). Proceedings of the Seismic and Marine Mammals Workshop, London, 23–25 June 1998.

Pollock, C.M., Mavor, R., Weir, C.R., Reid, A., White, R.W., Tasker, M.L., Webb, A. and Reid, J.B. (2000). The distribution of seabirds and marine mammals in the Atlantic Frontier, north and west of Scotland. Joint Nature Conservation Committee, Aberdeen.

Weir, C.R. (1999). Cetacean surveys in the Atlantic Frontier. Soundings, 5: 5–7.

Weir, C.R. (1999). Sightings of beaked whales in the Faroe-Shetland Channel. The Shetland Sea Mammal Group Report, 1998: 17–19.

Weir, C.R. (1999). Northern bottlenose whales, Isle of Skye. Birding Scotland, 2: 12–13.

Weir, C.R. and Coles, P. (1998). Northern Bottlenose whales at BroadfordBay, Isle of Skye. Soundings, 4: 4–5.



Advisory documents

Ketos Ecology (2009). 'Turtle guards': A method to reduce the marine turtle mortality occurring in certain seismic survey equipment. 14 pp. Available to download from: Turtle guards.

Ketos Ecology (2009). Releasing marine turtles caught in fishing nets and other debris: Guidance for establishing a protocol for using small boats launched from offshore geophysical platforms. 9 pp. Available to download from: Releasing turtles from fishing gear and other marine debris.

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