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Scientific and other Publications from 1998/99 to 2021

Since 1997 the Foundation supports Scientific Research Projects with the emphasis on shark preservation. The results of some of the research projects have been published in well known scinetific journals, as posters or in other forms.


  > Analyses of Shark Migrations (5)
> Genetic Population Analyses of Shark (4)
> Saw Sharks (1)
> Identification (15)
> Fiji Migration Project (9)
> Fiji Shark Reef Marine Reserve (4)
> Capture Stress (4)
> Catch and Release (2)
> Nurseries (1 + Poster)
> Basking shark project (2)
> Lemon Sharks in Jupiter, FL, USA (4 + 1 Conference Paper)
> Thermoregulation Nurse Shark (1)
> Whale sharks (16)
> Angel Sharks Gran Canaria (4 + 2 Poster)
> Behaviour (1)
> Masters thesis on shovelnose hammerhead sharks

Analyses of Shark Migrations


Michael E. Byrne, Jeremy J. Vaudo, Guy C. McN. Harvey, Matthew W. Johnston, Bradley M. Wetherbee and Mahmood Shivji   2019
Behavioral response of a mobile marine predator to environmental variables differs across ecoregions
Ecography 42: 1–10, 2019
doi: 10.1111/ecog.04463

Michael E. Byrne, Enric Cortes, Jeremy J. Vaudo, Guy C. McN. Harvey, Mark Sampson, Bradley M. Wetherbee and Mahmood Shivji   2017
Satellite telemetry reveals higher fishing mortality rates than previously estimated, suggesting overfishing of an apex marine predator
Proc. R. Soc. B 284: 20170658.
doi: 10.1098/rspb.2017.0658

Jeremy J. Vaudo, Michael E. Byrne, Bradley M. Wetherbee, Guy M. Harvey and Mahmood S. Shivji   2017
Long-term satellite tracking reveals region-specific movements of a large pelagic predator, the shortfin mako shark, in the western North Atlantic Ocean
Journal of Applied Ecology 2017
doi: 10.1111/1365-2664.12852

Jeremy J. Vaudo, Bradley M. Wetherbee, Anthony D. Wood, Kevin Weng, Lucy A. Howey-Jordan, Guy M. Harvey, Mahmood S. Shivji   2016
Vertical movements of shortfin mako sharks Isurus oxyrinchus in the western North Atlantic Ocean are strongly influenced by temperature
Mar Ecol Prog Ser Vol. 547: 163-175, 2016
doi: 10.3354/meps11646

James S. E. Lea, Bradley M. Wetherbee, Nuno Queiroz, Neil Burnie, Choy Aming, Lara L. Sousa, Gonzalo R. Mucientes, Nicolas E. Humphries, Guy M. Harvey, David W. Sims and Mahmood S. Shivji   2015
Repeated, long-distance migrations by a philopatric predator targeting highly contrasting ecosystems
Nature Scientific Reports: 5:11202
DOI: 10.1038/srep11202

Genetic Population Analyses of Shark


Nicholas J. Marra, Michael J. Stanhope, Nathaniel K. Jue, Minghui Wang, Qi Sun, Paulina Pavinski Bitar, Vincent P. Richards, Aleksey Komissarov, Mike Rayko, Sergey Kliver, Bryce J. Stanhope, Chuck Winkler, Stephen J. O’Brien, Agostinho Antunes, Salvador Jorgensen, and Mahmood S. Shivji  2019
White shark genome reveals ancient elasmobranch adaptations associated with wound healing and the maintenance of genome stability

Andrea M. Bernard, Vincent P. Richards, Michael J. Stanhope, and Mahmood S. Shivji   2018
Transcriptome-Derived Microsatellites Demonstrate Strong Genetic Differentiation in Pacific White Sharks Journal of Heredity, 2018, 771–779

Andrea M. Bernard, Rebekah L. Horn, Demian D. Chapman, Kevin A. Feldheim, Ricardo C. Garla, Edd J. Brooks, Mauvis A. Gore and Mahmood S. Shivji   2017
Genetic connectivity of a coral reef ecosystem predator: the population genetic structure and evolutionary history of the Caribbean reef shark (Carcharhinus perezi)
Journal of Biogeography. 2017;1–13.
DOI: 10.1111/jbi.13062

Andrea M. Bernard, Kevin A. Feldheim, Michael R. Heithaus, Sabine P. Wintner, Bradley M. Wetherbee and Mahmood S. Shivji   2016
Global population genetic dynamics of a highly migratory, apex predator shark
Molecular Ecology (2016) 25, 5312-53297
doi: 10.1111/mec.13845

Saw Sharks


Ruth H. Leeney   2017
Are sawfishes still present in Mozambique? A baseline ecological study
PeerJ 5:e2950
doi: 10.7717/peerj.2950



D. Pinhal, M. S. Shivji, M. Vallinoto, D. D. Chapman, O. B. F. Gadig and C. Martins   2012
Cryptic hammerhead shark lineage occurrence in the western South Atlantic revealed by DNA analysis
Marine Biology159:829-836 (2012)
> Download PDF (762 kB)

D. D. Chapman, D. Pinhal, M. S. Shivji   2009
Tracking the fin trade: genetic stock identification in western Atlantic scalloped hammerhead sharks Sphyrna lewini
Endangered Species Research Vol. 9: 221 - 228

D. D. Chapman, B. Fichau and M. S. Shivji   2008
Parthenogenesis in a large-bodied requiem shark, the blacktip Carcharhinus limbatus
Journal of Fish Biology 73, 1473-1477

H. Sebastian, P. A. Haye and M. S. Shivji   2008
Characterization of the pelagic shark-fin trade in north-central Chile by genetic identification and trader surveys
Journal of Fish Biology 73, 2293-2304

J. E. Magnussen, E. K. Pikitch, S. C. Clarke, C. Nicholson, A. R. Hoelzel & M. S. Shivji   2007
Genetic tracking of basking shark products in international trade
Animal Conservation 10 199-207.

Shelley C. Clarke, Murdoch K. McAllister, E. J. Milner-Gulland, G. P. Kirkwood, Catherine G. J. Michielsens, David J. Agnew, Ellen K. Pikitch, Hideki Nakano and Mahmood S. Shivji   2006
Global estimates of shark catches using trade records from commercial markets
Ecology Letters 9: 1115-1126

Shelley C. Clarke, Jennifer E. Magnussen, Debra L. Abercombie, Murdoch K. McAlister and Mahmood S. Shivji   2005
Identification of Shark Species Composition and Proportion in the Hong Kong Shark Fin Market Based on Molecular Genetics and Trade Records
Conservation Biology Volume 20, No. 1, 201-211

Debra L. Abercombie, Shelley C. Clarke Mahmood S. Shivji   2005
Global-scale genetic identification of hammerhead sharks: Application to assessment of the international fin trade and law enforcement
Conservation Genetics 6:775-788

Mahmood S. Shivji, Demian D. Chapman, Ellen K. Pikitch & Paul W. Raymond   2005
Genetic profiling reveals illegal international trade in fins of the great white shark, Carcharodon carcharias
Conservation Genetics 6:1035-1039

Chapman, D.D., P.A. Prodohl, J. Gelsleichter, C.A. Manire and M.S. Shivji   2004
Predominance of genetic monogamy by females in a hammerhead shark, Sphyrna tiburo: Implications for shark conservation.
Molecular Ecology 13: 1965-1974.

C. J. Douady, M. Dosay, M. S. Shivji, and M. J. Stanhope   2003
Molecular phylogenetic evidence refuting the hypothesis of Batoidea (rays and skates) as derived sharks.
Molecular Phylogenetics and Evolution 26: 215-221.

Pank, M., L. Natanson, N. Kohler, M. Stanhope and M. Shivji   2003
Rapid species identification of pelagic shark tissues using genetic approaches.
In: Sharks of the Open Ocean. E. Pikitch & M. Camhi (Eds.). Blackwell Science Inc. (In Press).

Demian D. Chapman, Debra L. Abercombie, Christophe J. Douady, Ellen K. Pikich, Michael J. Stanhope and Mahmood S. Shivji   2003
A streamlined, bi-organelle, multiplex PCR approach to species identification: Application to global conservation and trade monitoring of the greatwhite shark, Carcharodon carcharias
Conservation Genetics 4: 415-425

M. Shivji, S. Clarke, M. Pank, L. Natanson, N. Kohler and M. Stanhope   2002
Genetic Identification of Pelagic Shark Body Parts for Conservation and Trade-Monitoring.
Conservation Biology, 16(4):1036-1047.

M. Pank, M. Stanhope, L. Natanson, N. Kohler and M. Shivji   2001
Rapid and simultaneous identification of body parts from the morphologically similar sharks Carcharhinus obscurus and Carcharhinus plumbeus (Carcharhinidae) using multiplex PCR.
Marine Biotechnology 3:231-240.

Fiji Migration Project


Kerstin B. J. Glaus, Juerg M. Brunnschweiler, Susanna Piovano, Gauthier Mescam, Franziska Genter, Pascal Fluekiger, Ciro Rico  2019
Essential waters: Young bull sharks in Fiji’s largest riverine system
Ecology and Evolution 2019;00:1–12.
DOI: 10.1002/ece3.5304

Juerg M. Brunnschweiler, Adam Barnett   2013
Opportunistic Visitors: Long-Term Behavioural Response of Bull Sharks to Food Provisioning in Fiji
PLoS ONE 8(3): e58522.

C. Testerman, J. Brunnschweiler, M. Heithaus, S. Gulak, J. Werry, R. Jabado, C. Jones and M. Shivji   2012
Global Population Genetic Structure and Parentage Analysis of the Bull Shark (Carcharhinus leucas)
AES Conference 2012 Poster
> Download Poster PDF (299 kB)

Brunnschweiler J. M., Harld Baensch   2010
Seasonal and Long-Term Changes in Relative Abundance of Bull Sharks from a Tourist Shark Feeding Site in Fiji
PLoS ONE 6(1): e16597.

Brunnschweiler J. M., N. Queiroz and W. Sims   2010
Oceans apart? Short-term movements and behaviour of adult bull sharks Carcharhinus leucas in Atlantic and Pacific Oceans determined from pop-off satellite archival tagging
Journal of Fish Biology doi:10.1111/j.1095-8649.2010.02757.x

Brunnschweiler J. M.   2009
Tracking free-ranging sharks with hand-fed intra-gastric acoustic transmitters
Marine and Freshwater Behaviour and Physiology (2009) Vol. 42, No. 3, May 2009, 201-209
> Download PDF (730 kB)

Brunnschweiler J. M.   2008
Species record and mistaken identifications: the case of bull sharks at Chumphon Pinnacle, Thailand.
JMBA2 - Biodiversity Records: published online

Brunnschweiler J. M., Compagno L.J.V.   2007
First record of Carcharhinus leucas from Tonga, South Pacific.
JMBA2 - Biodiversity Records: published online

Juerg M. Brunnschweiler & John L. Earle   2006
A contribution to marine life conservation efforts in the South Pacific: The Shark Reef Marine Reserve, Fiji
Cybium 30(4) suppl.: 133-139.

Fiji Shark Reef Marine Reserve


Brunnschweiler J. M. 2009
The Shark Reef Marine Reserve: a marine tourism project in Fiji involving local communities
Journal of Sustainable Tourism 99999:1
> Download PDF (811 kB)

Brunnschweiler J.M.   2008
An integrated approach to study bull shark behaviour and ecology in the South Pacific: The Bull Shark Tagging Programme.
12th annual meeting of the European Elasmobranch Association, Lisbon.

Brunnschweiler J.M., Earle, J.L.   2006
A contribution to marine life conservation efforts in the South Pacific: The Shark Reef Marine Reserve, Fiji.
Cybium 30 (Supplement): 133-139

Brunnschweiler J.M., Sazima I.   2006
A new and unexpected host for the sharksucker (Echeneis naucrates) with a brief review of the echeneid-host interactions.
JMBA2 - Biodiversity Records: published online

Capture Stress


Michael W. Hyatt, Paul A. Anderson and Patrick M. O’Donnell  2018
Influence of Temperature, Salinity, and Dissolved Oxygen on the Stress Response of Bull (Carcharhinus leucas) and Bonnethead (Sphyrna tiburo) Sharks after Capture and Handling Journal of Coastal Research
DOI: 10.2112/JCOASTRES-D-17-00118.1

Michael W. Hyatt, Paul A. Anderson and Patrick M. O’Donnell  2016
Behavioral Release Condition Score of Bull and Bonnethead Sharks as a Coarse Indicator of Stress
Journal of Coastal Research
DOI: 10.2112/JCOASTRES-D-15-00108.1

Hyatt, M., Anderson, P., O'Donnell, P.   2013
After Capture and Handling, Behavioral Assessment of Bull (Carcharhinus leucas) and Bonnethead (Sphyrna tiburo) Sharks at Release is a Poor Indicator of Physiological Stress. 38th Annual Eastern Fish Health Workshop. Gettysburg, PA.

Michael W. Hyatt, Paul A. Anderson, Patrick M. O'Donnell, Ilze K. Berzins   2012
Assessment of acid-base derangements among bonnethead (Sphyrna tiburo), bull (Carcharhinus leucas), and lemon (Negaprion brevirostris) sharks from gillnet and longline capture and handling methods
Comparative Biochemistry and Physiology, Part A
> Download PDF (590 kB)

Catch and Release


A. J. Gallagher, P. M. Kyne and N. Hammerschlag   2012
Ecological risk assessment and its application to elasmobranch conservation and management
Journal of Fish Biology 1095-8649.2012
> Download PDF (688 kB)

Neil Hammerschlag and James Sulikowski   2011
Killing for conservation: the need for alternatives to lethal sampling of apex predatory sharks
Endangered Species Research Vol. 14: 135-140, 2011
> Download PDF (119 kB)



Steiner, PA, Michel, M, O'Donnell, PM   2007
Notes on the Occurrence and Distribution of Elasmobranchs in the Ten Thousand Islands Estuary, Florida. Pages 237-250 in C.T. McCandless, N.E. Kohler, and H.L. Pratt, Jr., editors. Shark nursery grounds of the Gulf of Mexico and the east coast waters of the United States. American Fisheries Society, Symposium 50, Bethesda, Maryland.

Presentation of the first results of the Rookery Bay / Tenthousand Islands shark nursery project by Pat O'Donnel:
> Rookery Bay Poster (PDF, 304 kb)

Basking shark project


Matthew J. Witt, Tom Hardy, Louise Johnson, Catherine M. McClellan, Stephen K. Pikesley, Sue Ranger, Peter B. Richardson, Jean-Luc Solandt, Colin Speedie, Ruth Williams and Brendan J. Godley   2012
Basking sharks in the northeast Atlantic: spatio-temporal trends from sightings in UK waters
Marine Ecology Progress Series Vol. 459: 121-134, 2012; doi: 10.3354/meps09737
> Download PDF (1.1 MB)

E.J. Southall, D.W. Sims, J.D. Metcalfe, J.I. Doyle, S. Fanshawe, C. Lacey, J. Shrimpton, J.-L. Solandt and C.D. Speedie   2005
Spatial distribution patterns of basking sharks on the European shelf: preliminary comparison of satellite-tag geolocation, survey and public sightings data.
J. Mar. Biol. Ass. U.K. 85, 1083-1088

Thermoregulation Nurse Shark


Harold L. Pratt Jr, Theo C. Pratt, Danielle Morley, Susan Lowerre-Barbieri, Angela Collins, Jeffrey C. Carrier, Kristen M. Hart and Nicholas M. Whitney  2018
Partial migration of the nurse shark, Ginglymostoma cirratum (Bonnaterre), from the Dry Tortugas Islands
Environmental Biology of Fishes
doi: 10.1007/s10641-017-0711-1

Lemon Sharks in Jupiter, FL, USA


Alexander C. Hansell, Steven T. Kessel, Lauran R. Brewster, Steven X. Cadrin, Samuel H. Gruber, Gregory B. Skomal, Tristan L. Guttridge   2018
Local indicators of abundance and demographics for the coastal shark assemblage of Bimini, Bahamas
Fisheries Research 197 (2018) 34–44
doi: 10.1016/j.fishres.2017.09.016

Guttridge Tristan L., Van Zinnicq Bergmann Maurits P. M., Bolte Chris, Howey Lucy A., Finger Jean S., Kessel Steven T., Brooks Jill L., Winram William, Bond Mark E., Jordan Lance K. B., Cashman Rachael C., Tolentino Emily R., Grubbs R. Dean, Gruber Samuel H.  2017
Philopatry and Regional Connectivity of the Great Hammerhead Shark, Sphyrna mokarran in the U.S. and Bahamas
Frontiers in Marine Science 4 2017
doi: 10.3389/fmars.2017.00003

Conference Paper:
J. Baeyaert, F. Dhellemmes, K. Erzini, S. H Gruber and T. L. Guttridge   2016
Wild Spatial Behaviour & Personality Traits: A comparison study for juvenile lemon sharks
Rapp. Comm. int. Mer Médit., 41, 2016

Jimiane L. Ashe, Kevin A. Feldheim, Andrew T. Fields, Eric A. Reyier, Edward J. Brooks, Martin T. O’Connell, Gregory Skomal, Samuel H. Gruber, Demian D. Chapman  2015
Local population structure and context-dependent isolation by distance in a large coastal shark
doi: 10.3354/meps11069

Kessel S. T., Chapman D. D., Franks B. R., Gedamke T., Gruber S. H., Newman J. M., White E. R. and Perkins R. G.   2014
Predictable temperature regulated residency, movement and migration in a large, highly-mobile marine predator
Marine Ecology Progress Series 514:175-190 November 2014
doi: 10.3354/meps10966

Whale sharks


Gonzalo Araujo, Christoph A. Rohner, Jessica Labaja, Segundo J. Conales, Sally J. Snow, Ryan Murray, Simon J. Pierce and Alessandro Ponzo   2018
Satellite tracking of juvenile whale sharks in the Sulu and Bohol Seas, Philippines
DOI 10.7717/peerj.5231

Christoph A. Rohner, Anthony J. Richardson, Fabrice R. A. Jaine, Michael B. Bennett, Scarla J. Weeks, Geremy Cliff, David P. Robinson, Katie E. Reeve-Arnold and Simon J. Pierce   2018
Satellite tagging highlights the importance of productive Mozambican coastal waters to the ecology and conservation of whale sharks
PeerJ 6:e4161
DOI 10.7717/peerj.4161

David P. Robinson , Mohammed Y. Jaidah, Steffen S. Bach, Christoph A. Rohner, Rima W. Jabado, Rupert Ormond, Simon J. Pierce   2017
Some like it hot: Repeat migration and residency of whale sharks within an extreme natural environment
PLoS ONE 12(9): e0185360.
doi: 10.1371/journal.pone.0185360

Mark Meekan, Christopher M. Austin, Mun H. Tan, Nu-Wei V. Wei, Adam Miller, Simon J. Pierce, David Rowat, Guy Stevens, Tim K. Davies, Alessandro Ponzo and Han Ming Gan   2017
iDNA at Sea: Recovery of Whale Shark (Rhincodon typus) Mitochondrial DNA Sequences from the Whale Shark Copepod (Pandarus rhincodonicus) Confirms Global Population Structure Frontiers in Marine ScienceVol. 4, Article 420
doi: 10.3389/fmars.2017.00420

Dení Ramírez-Macías, Nuno Queiroz, Simon J. Pierce, Nicolas E. Humphries, David W. Sims and Juerg M. Brunnschweiler   2017
Oceanic adults, coastal juveniles: tracking the habitat use of whale sharks off the Pacific coast of Mexico.
PeerJ 5:e3271
DOI 10.7717/peerj.3271

McKinney JA, Hoffmayer ER, Holmberg J, Graham RT, Driggers WB III, de la Parra-Venegas R, Galván-Pastoriza BE, Fox S, Pierce SJ, Dove ADM   2017
Long-term assessment of whale shark population demography and connectivity using photo-identification in the Western Atlantic Ocean.
PLoS ONE 12(8): e0180495
doi: 10.1371/journal.pone.0180495

Christoph A. Rohner, Anthony J. Richardson, Clare E.M. Prebble, Andrea D. Marshall, Michael B. Bennett, Scarla J.Weeks, Geremy Cliff, Sabine P.Wintner and Simon J. Pierce   2015
Laser photogrammetry improves size and demographic estimates for whale sharks.
PeerJ 3:e886
doi: 10.7717/peerj.886

Cagua EF, Cochran JEM, Rohner CA, Prebble CEM, Sinclair-Taylor TH, Pierce SJ, Berumen ML.   2015
Acoustic telemetry reveals cryptic residency of whale sharks.
Biol. Lett. 11: 20150092.

Thomas M. Vignaud, Jeffrey A. Maynard, Raphael Leblois, Mark G. Meekan, Ricardo Vazquez-Juarez, Deni Ramirez-MacIas, Simon J. Pierce, David Rowat, Michael L. Berumen, Champak Beeravolu, Sandra Baksay and Serge Planes   2014
Genetic structure of populations of whale sharks among ocean basins and evidence for their historic rise and recent decline
Molecular Ecology (2014) 23, 2590-2601
doi: 10.1111/mec.12754

Christoph A. Rohner, Lydie I. E. Couturier, Anthony J. Richardson, Simon J. Pierce, Clare E. M. Prebble, Mark J. Gibbons, Peter D. Nichols   2013
Diet of whale sharks Rhincodon typus inferred from stomach content and signature fatty acid analyses
doi: 10.3354/meps10500

S. Fox, I. Foisy, R. De La Parra Venegas, B. E. Galvan Pastoriza, R. T. Graham, E. R. Hoffmayer, J. Holmberg and S. J. Pierce   2013
Population structure and residency of whale sharks Rhincodon typus at Utila, Bay Islands, Honduras
Journal of Fish Biology
doi: 10.1111/jfb.12195

C. A. Rohner, S. J. Pierce, A. D. Marshall, S. J. Weeks, M. B. Bennett, A. J. Richardson   2013
Trends in sightings and environmental influences on a coastal aggregation of manta rays and whale sharks
doi: 10.3354/meps10290

David P. Robinson, Mohammed Y. Jaidah, Rima W. Jabado, Katie Lee-Brooks, Nehad M. Nour El- Din, Ameena A. Al Malki, Khaled Elmeer, Paul A. McCormick, Aaron C. Henderson, Simon J. Pierce, Rupert F. G. Ormond   2013
PLOS ONE ( March 2013, Vol 8, Issue 3 | e58255

Juerg M. Brunnschweiler and David W. Sims   2011
Diel Oscillations in Whale Shark Vertical Movements Associated with Meso- and Bathypelagic Diving
American Fisheries Society Symposium 76, 2011
> Download PDF (1.4 MB)

N. E. Humphries, N. Queiroz, J. R. M. Dyer, N. G. Pade, M. K. Musyl, K. M. Schaefer, D. W. Fuller, J. M. Brunnschweiler, T. K. Doyle, J. D. R. Houghton, G. C. Hays, C. S. Jones, L. R. Noble, V. J. Wearmouth, E. J. Southall & D. W. Sims   2010
Environmental context explains Lévy and Brownian movement patterns of marine predators
Nature doi:10.1038/nature09116

Brunnschweiler J.M., Baensch H., Pierce S.J., Sims D.W.   2009
Deep-diving behaviour of a whale shark Rhincodon typus during long-distance movement in the western Indian Ocean.
Journal of Fish Biology 74: 706-714

Angel Sharks Gran Canaria


Cristín K. Fitzpatrick, Kimberly A. Finnegan, Filip Osaer, Krupskaya Narváez and Mahmood S. Shivji  2017
The complete mitochondrial genome of the Critically Endangered Angelshark, Squatina squatina
VOL. 2, NO. 1, 212–213
doi: 10.1080/23802359.2017.1310609

Krupskaya Narvaez, Filip Osaer 2016
The marine leech Stibarobdella macrothela parasitic on the angel shark Squatina squatina
Marine Biodiversity
doi: 10.1007/s12526-016-0444-y.

Krupskaya Narvaez, Filip Osaer 2015
The angel shark Squatina squatina prey of the isopod Aegapheles deshaysiana
Marine Biodiversity Volume 46, Issue 1
doi: 10.1007/s12526-015-0358-0.

Filip Osaer, Krupskaya Narvaez, Jose G. Pajuelo and Jose M. Lorenzo 2015
Sexual development and maturity scale for the angel shark Squatina squatina (Elasmobranchii: Squatinidae), with comments on the adequacy of general maturity scales
SEDAO 1:117-132

Poster presentation of Gran Canarian Angel Shark "Stomach Contents Analysis" at the 15th Spanish symposium of marine biological research, 19th Sep. 2008.
> Poster (JPG, 265k) Spanish

Poster presentation at "Davy Jones Diving" on the results of the Angel Shark survey from May 2006 to August 2008 in Gran Canaria.
> Poster (JPG, 343k) Spanish/English




Ritter, Erich K. and Godknecht, Alexander J.   2000
Agonistic displays in the Blacktip Shark (Carcharhinus limbatus).
Copeia February 1, 2000. 282-284.

Masters thesis on shovelnose hammerhead sharks


Influences of biogeographic changes in the Gulf of Mexico on molecular population structures of the shovelnose hammerhead-shark Sphyrna tiburo.
Markus Ruch, Masters thesis at the Zoological Museum, University of Zürich, January 2001.

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