Every reference with a DOI in the deposited reference list resolved to a known
work in Crossref or DataCite at the dated check, and none carried a retraction,
withdrawal, or removal notice.
The 21 references without a DOI — listed, not checked
no DOI — not checkedBass, A.J., J.D. D"Aubrey & N. Kistnasamy. 1973. Sharks of the east coast of southern Africa. I. The genus Carcharhinus (Carcharhinidae). Invest. Rep. Oceanog. Res. Inst. Durban 33. 168 pp.
no DOI — not checkedBas, A.J., J.D. D"Aubrey & N. Kistnasamy. 1975. Sharks of the east coast of southern Africa. III. The families Carcharhinidae (excluding Mustelus and Carcharhinus) and Sphyrnidae. Invest. Oceanog. Res. Inst. Durban 38. 100 pp.
no DOI — not checkedCastro, J.I. 1983. The sharks of North American waters. Texas A. & M. University Press, College Station. 180 pp.
no DOI — not checkedCastro, J.I. 1987. The position of sharks in marine biological communities. pp. 11?17. In: S. Cook (ed.) Sharks, An Inquiry Into Biology, Behavior, Fisheries, and Use, Oregon State University Extension Service, Corvallis.
no DOI — not checkedCastro, J.I. 1988. Investigations in the reproductive biology of sharks. Ph.D. Dissertation, Clemson University, Clemson. 115 pp.
no DOI — not checkedClark, E. & K. von Schmidt. 1965. Sharks of the central gulf coast of Florida. Bull. Mar. Sci. 15: 13?83.
no DOI — not checkedClarke, T.A. 1971. The ecology of the scalloped hammerhead, Sphyrna lewini, in Hawaii. Pac. Sci. 25: 133?144.
no DOI — not checkedCompagno, L.J.V. 1984. FAO species catalogue. Vol. 4. Sharks of the world. An annotated and illustrated catalogue of shark species known to date. Part 2, Carcharhinifonnes. FAO Fish Synop.125, Vol. 4, Pt. 2: 251?655.
no DOI — not checkedDodrill, J.W. 1977. A hook and line survey of the sharks of Melbourne Beach, Brevard County, Florida. Masters Thesis, Florida Institute of Technology, Melbourne.
no DOI — not checkedGruber, S.H. 1988. Sharks of the shallows. Nat. Hist. 97: 50?59.
no DOI — not checkedMeek, A. 1916. The migrations of fish. Edward Arnold, London. 427 pp.
no DOI — not checkedNichols, J.T. & C.M. Breder. 1927. The marine fishes of New York and southern New England. Zoologica 9: 1?192.
no DOI — not checkedSchwartz, F. & G.H. Burgess. 1975. Sharks of North Carolina and adjacent waters. Information Series, North Carolina Dept. Nat. Econ. Res. 57 pp.
no DOI — not checkedSnelsonJr., F.W., T.J. Mulligan & S.E. Williams. 1984. Food habits, occurrence, and population structure of the bull shark, Carcharhinus leucas, in Florida coastal lagoons. Bull. Mar. Sci. 34: 71?80.
no DOI — not checkedSpringer, S. 1950. Natural history notes on the lemon shark, Negaprion brevirostris. Texas J. Sci. 3: 349?359.
no DOI — not checkedSpringer, S. 1960. Natural history of the sandbar shark, Eulamia milberti. U.S. Fish. Bull. 61: 1?38.
no DOI — not checkedSpringer, S. 1967. Social Organization of shark population. pp. 149?174. In: P.W. Gilbert, R.F. Matheson & D.P. Rall (ed.) Sharks, Skates, and Rays, John Hopkins Press, Baltimore.
no DOI — not checkedTiner, Jr., R.W. 1977. An inventory of South Carolina"s coastal marshes. Tech. Rept. No. 23. South Carolina Wildlife and Marine Resources Dept., Charleston. 33 pp.
no DOI — not checkedThorne, E. 1928. Great South Bay as a shark nursery. New York Zool. Soc. Bull. 21: 114?115.
no DOI — not checkedThorson, T.B. 1976. The status of the Lake Nicaragua shark: an updated appraisal. pp. 561?574. In: T.B. Thorson (ed.) Investigations of the Ichthyofauna of Nicaraguan Lakes, University of Nebraska, Lincoln.
no DOI — not checkedWright, VD. 1981. Some observations on the biology of the sharks of the Florida Keys and adjacent waters. Masters Thesis, Florida Atlantic University, Boca Raton. 477 pp.
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