Research Publications :
(a)Colonial Nesting Seabirds (1976-2009)
- Morris, R.D., D.V. Weseloh, F. J. Cuthbert, C. Pekarik, L. R. Wires & L. Harper. 2009. Distribution and abundance of nesting Common and Caspian Terns on the North American Great Lakes. J. Great Lakes Research (in press).
- Morris, R.D. 2009. Colonial nesting waterbirds in the Niagara Region. IN Niagara Birds (J.E. Black and K.J. Roy, Eds.). In press.
- Morris, R.D. 2009. The rise and fall of the Port Colborne (Lake Erie) Common Tern colony: a case study in conservation biology. Bird Trends 10: 38-44.
- Pekarik, C., J.S. Quinn, D.V, Weseloh & R.D. Morris. 2009. Population trends of colonial waterbirds nesting on/near the wildlife islands in Hamilton Harbour 1997-2004. Bird Trends 10: 36-38.
- Morris, R.D., D.V. Weseloh & C. Pekarik. 2008. Colonial nesting waterbirds in the Canadian and U.S. waters of Lake Superior: patterns in colony distribution and breeding population numbers (1976-2000). Pp. 583-624 IN State of Lake Superior. Ecovision World Monograph Series (M. Munawar and I.F. Munawar, Eds). Aquatic Ecosystem Health and Management Society.
- Moore, D.J., R.D. Morris and D.V. Weseloh. 2007. First nest records of the Great Black-backed Gull on Lake Erie. Ont. Birds 25: 124-133.
- Morris, R.D. 2006. Ecological and behavioural research with the colonial
nesting waterbirds of Hamilton Harbour. Pp. 497-522 IN Birds of Hamilton
and Surrounding Areas. (R.W. Curry, Ed.). Hamilton Naturalists' Club, Publ.
- Moore, D.J. & R.D. Morris. 2005. The production of second clutches
in Common Terns (Sterna hirundo): proximate effects of timing and food supply.
Waterbirds 28: 458-467.
- Morris, R.D., D.V. Weseloh & J.L.Shutt. 2003. Distribution and abundance
of Herring Gull (Larus argentatus) pairs nesting on the North American
Great Lakes, 1976-2000. J. Great Lakes Res. 29: 400-426..
- Somers, C.M. & R.D. Morris. 2002. Bird damage to wine grapes: foraging activity
causes small scale patterns in single wineyards. J. Applied Ecol.
39: 511-523
- Morris, R.D., C. Pekarik, D.V. Weseloh & J.S. Quinn. 2001. Progress toward
colonial waterbird population targets in Hamilton Harbour (1998-2000). Ontario
Birds 19: 12-25.
- Hatch, J.J., K.M. Brown, G.G. Hogan & R.D. Morris. 2001. Great Cormorant
(Phalacrocorax carbo). In The Birds of North America, No. 553
(A. Poole and F. Gill, eds.). The Birds of North America, Inc. Philadelphia,
PA.
- Moore, D.J., T.D. Williams & R.D. Morris. 2000. Mate provisioning, nutritional
requirements for egg production, and primary reproductive effort of female
Common Terns Sterna hirundo. J. Avian Biol. 31: 183-196
- Chardine, J.W., R.D. Morris, J.F. Parnell & J. Pierce. 2000. Status and
conservation priorities for Laughing Gulls, Gull-billed Terns, Royal terns
and Bridled Terns in the West Indies. In Status and Conservation of West
Indian Seabirds (E.A. Schreiber & D.S. Lee, eds). Society of Caribbean
Ornithology Special Publ. No. 1.
- Chardine, J.W., R.D. Morris & R.L. Norton. 2000. Status and conservation
needs of Brown Noddies and Black Noddies in the West Indies. In Status
and Conservation of West Indian Seabirds (E.A. Schreiber & D.S. Lee, eds).
Society of Caribbean Ornithology Special Publ. No. 1.
- Barbour, D., R.D. Morris & D.J. Moore. 2000. Egg and chick fates of Common
Terns in areas of high and low nest density. J. Field Ornithol. 71:
34-45.
- Haney, J.C., D.S. Lee & R.D. Morris. 1999. Bridled Tern (Sterna anaethetus)
In The Birds of North America No. 468 (A. Poole and F. Gill, eds).
The Academy of Natural Sciences, Philadelphia, PA, and The American Ornithologists'
Union, Washington, D.C.
- Blanchard, L. & R.D. Morris. 1998. Another look at courtship feeding and
copulation in the Common Tern. Colonial Waterbirds 21: 251-255.
- Brown, K.M. & R.D. Morris. 1996. From tragedy to triumph: renesting in Ring-billed
Gulls. Auk 113: 23-31.
- Chardine, J.W. & R.D. Morris. 1996. Brown Noddy (Anous stolidus)
In The Birds of North America No. 220 (A. Poole and F. Gill, eds).
The Academy of Natural Sciences, Philadelphia, PA, and The American Ornithologists'
Union, Washington, D.C.
- Quinn, J.S., R.D. Morris, H. Blokpoel, D.V. Weseloh & P.J. Ewins. 1996.
Design and management of bird nesting habitat: tactics for conserving colonial
waterbird diversity on artificial islands in Hamilton Harbour, Ontario. Can.
J. Fish. & Aquatic Sci. 53: (Suppl. 1): 45-57.
- Morris, R.D. & J.W. Chardine. 1995. Brown Noddies on Cayo Noroeste, Culebra,
Puerto Rico: what happened in 1990? Auk 112: 326-334.
- Brown, K.M. & R.D. Morris. 1995. Investigator disturbance, chick movement,
and aggressive behavior in Ring-billed Gulls. Wilson Bull. 107: 140-152.
- Brown, K.M., M. Woulfe & R.D. Morris. 1995. Patterns of adoption in Ring-billed
Gulls: who really is winning the intergenerational conflict? Anim. Behav.
49: 321-331.
- Burness, G.P., R.D. Morris & J.P. Bruce. 1994. Seasonal and annual variation
in brood attendance, prey type delivered to chicks, and foraging patterns
of male Common Terns (Sterna hirundo). Can. J. Zool. 72: 1243-1251.
- Brown, K.M. & R.D. Morris. 1994. The influence of investigator disturbance
on the breeding success of Ring-billed Gulls (Larus delawarensis).
Colonial Waterbirds 17: 7-17.
- Chudzik, J.M., K.D. Graham & R.D. Morris. 1994. Comparative breeding success
and diet of Ring-billed and Herring Gulls on South Limestone Island, Georgian
Bay. Colonial Waterbirds 17:18-27.
- Quinn, J.S., L.A. Whittingham & R.D. Morris. 1994. Infanticide in skimmers
and terns: side effects of territorial attacks or intertgenerational conflict?
Anim. Behav. 47: 363-367.
- Burness, G.P. & R.D. Morris. 1993. Direct and indirect consequences of mink
presence in a Common Tern colony. Condor 95:708-711.
- Morris, R.D., H. Blokpoel & G.D. Tessier. 1992. Management efforts for the
conservation of Common Terns: two case histories. Biol. Conserv. 60:
7-14.
- Burness, G.P. & R.D. Morris. 1992. Shelters decrease gull predation on chicks
at a Common Tern colony. J. Field Ornithol. 63: 186-189.
- Morris, R.D. & J.W. Chardine. 1992. The breeding biology and aspects of
the foraging ecology of Brown Noddies nesting near Culebra, Puerto Rico 1985-1989.
J. Zool. (London) 226: 65-79.
- Morris, R.D. & G.P. Burness. 1992. A new procedure for transmitter attachment:
effects on brood attendance and chick feeding rates by male Common Terns.
Condor 94: 239-244.
- Morris, R.D. 1991. Whither Colonial Waterbirds: into the decade with a wing
or an anvil? Colonial Waterbirds 14: 85-91.
- Morris, R.D., M. Woulfe & G.D. Wichert. 1991. Hatching synchrony, chick
care and adoption in the Common Tern: can disadvantaged chicks win? Can.
J. Zool. 69: 661-668.
- Morris, R. D. & J. W. Chardine. 1990. Costs of parental neglect in the Brown
Noddy (Anous stolidus). Can. J. Zool. 68: 2025-2027.
- Morris, R. D. & J. Siderius. 1990. A treatment for prevention of hatching
in field-incubated Ring-billed Gull eggs. J. Wildl. Mgmt. 54: 124-130.
- Chardine, J. W. & R. D. Morris. 1989. Sexual size dimorphism and assortative
mating in the Brown Noddy (Anous stolidus). Condor 91: 868-874.
- Morris, R. D. 1988. Parent-offspring conflicts in Common Terns: the tactics
of time-dependent winning. Proc. XIX Inter. Ornithol. Congress: 1254-1264.
- Wiggins, D. A. & R. D. Morris. 1988. Courtship feeding and copulatory behaviour
in the Common Tern Sterna hirundo. Ornis Scand. 19: 163-165.
- Morris, R. D. 1987. Time-partitioning of clutch and brood care activities
in Herring Gulls: a measure of parental quality? Studies in Avian Biology
10: 68-74.
- Wiggins, D. A. and R. D. Morris. 1987. Parental care in the Common Tern
Sterna hirundo. Ibis 128: 2116-2122.
- Quinn, J. S. and R. D. Morris. 1986. Intra-clutch egg-weight apportionment
and chick survival in Caspian Terns. Can. J. Zool. 64: 2116-2122.
- Wiggins, D. A. and R. D. Morris. 1986. Criteria for female choice of mates:
courtship feeding and paternal care in the Common Tern. Amer. Natur.
128: 126-129.
- Morris, R. D. 1986. Seasonal trends in courtship feeding rates of male Common
Terns. Can. J. Zool. 64: 501-507.
- Morris, R. D. and D. A. Wiggins. 1986. Ruddy Turnstones, Great Horned Owls,
and egg loss in Common Tern clutches. Wilson Bull. 98: 101-109.
- Morris, R. D. and J. W. Chardine. 1986. A device for measuring the volume
of eggs: description and field evaluation. Ibis 128: 278-282.
- Morris, R. D. and J. W. Chardine. 1985. The effects of ice cover over the
colony on reproductive activities of Herring Gulls. Can. J. Zool. 63:
607-611.
- Morris, R. D. 1984. Breeding chronology and reproductive success of seabirds
on Little Tobago, Trinidad. Colonial Waterbirds 7: 1-9.
- Blokpoel, H., R. D. Morris and G. D. Tessier. 1984. Field investigations
of the biology of Common Terns wintering in Trinidad. J. Field Ornithol.
55: 424-434.
- Richards, M. H. and R. D. Morris. 1984. An experimental study of nest site
selection in Common Terns. J. Field Ornithol. 55: 457-466.
- Schoen, R. B. and R. D. Morris. 1984. Nest spacing, colony location and
breeding success in Herring Gulls. Wilson Bull. 96: 483-488.
- Wiggins, D., R. D. Morris, I.C.T. Nisbet and T. W. Custer. 1984. Occurrence
and timing of second clutches in Common Terns. Auk 101: 281-287.
- Chardine, J. W., and R. D. Morris. 1983. Herring Gull males eat their own
eggs. Wilson Bull. 95: 477-478.
- Chardine, J. W., and R. D. Morris. 1983. Nocturnal desertion patterns: influence
on hatching synchrony in Ring-billed Gulls Larus delawarensis. Ibis
125: 389-396.
- Morris, R. D., H. B. Blokpoel and B. Ramdial. 1982. Common Terns in Trinidad.
Trin. Naturalist 2: 31-38.
- Morris, R. D., and M. J. Bidochka. 1982. Mate guarding in Herring Gulls.
Colonial Waterbirds 5: 124-130.
- Blokpoel, H., R. D. Morris and P. Trull. 1982. Winter observations of Common
Terns in Trinidad, Guyana and Surinam. Colonial Waterbirds 5: 144-147.
- Morris, R. D., M. C. Benkel, A. Biernacki and J. M. Ross. 1981. A new transmitter
package assembly for adult Herring Gulls. J. Field Ornithol. 52: 242-244.
- Morris, R. D., and J. E. Black. 1980. Radiotelemetry and Herring Gull foraging
patterns. J. Field Ornithol. 51: 110-118.
- Morris, R. D., I. R. Kirkham and J. W. Chardine. 1980. Management of a declining
Common Tern colony. J. Wild. Mgmt. 44: 241-245.
- Kirkham, I. R. and R. D. Morris. 1979. Feeding ecology of Ring-billed Gull
(Larus delawarensis) chicks. Can. J. Zool. 57: 1086-1090.
- Morris, R. D. 1978. Seabirds of Little Tobago. Living World 1977:
2-6.
- Morris, R. D. 1978. Methods for the collection of seabird breeding data.
Living World 1977: 7-8.
- Morris, R. D., and G. T. Haymes. 1977. The breeding biology of two Lake
Erie Herring Gull colonies. Can. J. Zool. 55: 796-805 (and Erratum:
Can. J. Zool. 55: 1766).
- Haymes, G. T., and R. D. Morris. 1977. Brood size manipulations in Herring
Gulls. Can. J. Zool. 55: 1762-1766.
- Morris, R. D. 1976. The birds of Paradise Island. Trin. Natur. 1:
29-36.
- Morris, R. D. 1976. The significance of biological data to the question
of toxicant load in seabirds. Conf. Proc., Fish-eating birds of the
Great Lakes, Ottawa, pp. 38-51.
- Morris, R. D., R. A. Hunter and J. F. McElman. 1976. Factors affecting the
reproductive success of Common Terns on the lower Great Lakes during the summer
of 1972. Can. J. Zool. 54: 1850-1862.
- Morris, R. D., and R. A. Hunter. 1976. Factors influencing desertion of
colony sites by Common Terns. Can. Field Natur. 90: 137-143.
- Morris, R. D., and R. A. Hunter. 1976. Monitoring incubation attentiveness
of ground-nesting colonial seabirds. J. Wildl. Mgmt. 40: 354-357.
- Gilbertson, M., R. D. Morris and R. A. Hunter. 1976. Abnormal chicks and
PCB residue levels in eggs of colonial birds on the lower Great Lakes. Auk
93: 434-442.
- Hunter, R. A., and R. D. Morris. 1976. Nocturnal predation by a Black-crowned
Night Heron at a Common Tern colony. Auk 93: 629-633.
(b)Small Mammals(1967-1972)
- Morris, R. D. and P. R. Grant. 1972. Experimental studies of
competitive interaction in a two-species system. IV. Microtus
and Clethrionomys species in a single enclosure. J. Anim.
Ecol. 41: 275-290.
- Morris, R. D. 1972. The effects of endrin on Microtus and
Peromyscus. II. Enclosed field populations. Can. J. Zool.
50: 885-896.
- Morris, R. D. 1971. Biocides and mammals. Blue Jay 29:
136-140.
- Grant, P. R. and R. D. Morris. 1971. The distribution of
,i>Microtus pennsylvanicus within grassland habitat. Can. J.
Zool. 49: 1043-1052.
- Morris, R. D. 1970. The effects of endrin on Microtus and
Peromyscus. I. Unenclosed field populations. Can. J.
Zool. 48: 695-708.
- Morris, R. D. 1969. Competitive exclusion between Microtus
and Clethrionomys in the aspen parkland of Saskatchewan. J.
Mammal. 50: 291-301.
- Morris, R. D. 1968. The effects of endrin feeding on survival and
longevity in the deer mouse, Peromyscus maniculatus. Can. J.
Zool. 46: 951-958.
- Morris, R. D. 1968. A comparison of capture success between Sherman
and Longworth live traps. Can. Field Natur. 82: 84-87.
- Morris, R. D. 1967. A note on the homing behaviour of Peromyscus
maniculatus osgoodi. Can. Field Natur. 81: 225-226.
- Morris, R. D. 1967. Unusual earless deermice. Blue Jay 25:
132-133.
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