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Conservation and the Population Problem
Vol 83, Iss 1, Page 1
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Scientific and Cultural Studies of the Mer Bleue
Vol 83, Iss 1, Page 4
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Pollen Record at the Mer Bleue
Vol 83, Iss 1, Page 7
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The Dragonflies (Odonata) of the Mer Bleue
Vol 83, Iss 1, Page 14
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Some Historical Notes on Collecting Lepidoptera in the Mer bleue
Vol 83, Iss 1, Page 16
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Observations on Oil Pollution and Wintering Purple Sandpipers, Erolia maritima (Brunnich), In Nova Scotia
Vol 83, Iss 1, Page 19
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A Hybrid Grouse, Lagopus x Canachites, from Northern Ontario
Vol 83, Iss 1, Page 23
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Introduction of Tropical Fishes into a Hotspring near Banff, Alberta
Vol 83, Iss 1, Page 31
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Colonies of Double-crested Cormorants and White Pelicans in Alberta
Vol 83, Iss 1, Page 36
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Autumn flocking Habits of the Red-winged Blackbird in Southern Manitoba
Vol 83, Iss 1, Page 40
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Fungi of Central Baffin Island
Vol 83, Iss 1, Page 48
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Gulls at Fredericton, New Brunswick
Vol 83, Iss 1, Page 54
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Range Extensions of Listera auriculata Wiegand in Ontario and Quebec
Vol 83, Iss 1, Page 55
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Greenland Wheatears Observed at Esker, Labrador, May 20-June 2, 1967
Vol 83, Iss 1, Page 56
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Specimen of Gyrfalcon from Saachwestern British Columbia
Vol 83, Iss 1, Page 57
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Observations on a Partial Albino Great Horned Owl
Vol 83, Iss 1, Page 57
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Further Data on Interspecific Competition at a Joint Bufflehead-Goldeneye Nest Site
Vol 83, Iss 1, Page 59
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Notes on Food Requirements of the Snowy Owl
Vol 83, Iss 1, Page 60
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Arctic Fox Attacks on Molting Canada Geese
Vol 83, Iss 1, Page 62
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A Scissor-tailed Flycatcher in British Columbia
Vol 83, Iss 1, Page 62
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Letter: Jurisdiction Over Raptorial Birds
Vol 83, Iss 1, Page 64
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Letter: A Plea for Federal Protection of the Peregrine Falcon
Vol 83, Iss 1, Page 64
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Letter: Need for a Truly Representative National Organization for Canadian Naturalists
Vol 83, Iss 1, Page 67
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The Lovely and the Wild, by Louise de Kiriline Lawrence [Review]
Vol 83, Iss 1, Page 69
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Hours and the Birds, by R. D. Symons [Review]
Vol 83, Iss 1, Page 69
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A Lifetime with the Birds: An Ornithological Logbook, by Earle R. Green [Review]
Vol 83, Iss 1, Page 70
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Trees, by Andreas Fenniger [Review]
Vol 83, Iss 1, Page 71
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A Brief on the Future of Gatineau Park
Vol 83, Iss 1, Page 78
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The DDE affair
Vol 83, Iss 2, Page 89
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Significance of Chlorinated Hydrocarbon Residues to Breeding Pelicans and Cormorants
Vol 83, Iss 2, Page 91
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Vegetation of a Prairie Near Winnipeg, Manitoba
Vol 83, Iss 2, Page 113
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Observations on Wolves at a Rendevous Site in Algonquin Park
Vol 83, Iss 2, Page 122
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The Status of the Pine Marten in Newfoundland
Vol 83, Iss 2, Page 128
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Fishermen’s Reports of Freshwater and Saltwater Migrations of Nova Scotia Eels (Anguilla rostrata)
Vol 83, Iss 2, Page 132
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Nesting of the Long-tailed Jaeger in Southwest Yukon Territory — An Extension of the known Breeding Grounds
Vol 83, Iss 2, Page 138
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Laboratory Studies of Interactions between the White-footed Mouse and Redback Vole
Vol 83, Iss 2, Page 141
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Some Trichoptera of the Hubbard Brook Experimental Forest in Central New Hampshire
Vol 83, Iss 2, Page 147
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Postmetamorphic Basking Aggregations of the Boreal Toad, Bufo boreas boreas
Vol 83, Iss 2, Page 155
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A Reconsideration of the Relationship of Barbula johansenii (Musci)
Vol 83, Iss 2, Page 156
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Notes on Birds of the Iron Bridge, Ontario, Region
Vol 83, Iss 2, Page 158
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Vertical Distribution of White Perch, Roccus americanus Modified by Light
Vol 83, Iss 2, Page 160
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Striped Mullet, Mugil cephalus, Records from Halifax County, Nova Scotia, in 1966 and 1968
Vol 83, Iss 2, Page 161
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Puccinellia ambigua Th. S¢r., New to the Hudson Bay Region
Vol 83, Iss 2, Page 163
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Red-tailed Hawks Nesting on Cliffs in Ontario
Vol 83, Iss 2, Page 165
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Clethraceae: A Plant Family New to Canada
Vol 83, Iss 2, Page 166
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Supernumerary Teeth in a Brown Lemming from Barrow, Alaska
Vol 83, Iss 2, Page 167
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Studies of the Bryon Bog in Southwestern Ontario, XXXVII. Leeches (Hirudinea) Collected in the Bog
Vol 83, Iss 2, Page 168
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A National Park for the Northwest Territories - the East Arm of Great Slave Lake and Artillery Lake
Vol 83, Iss 2, Page 169
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The World of the Wolf, by Russell J. Rutter and Douglas H. Pimlott [Review]
Vol 83, Iss 2, Page 177
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Palacontology of the Swan Hills Area, North-Central Alberta, by Loris S. Russell [Review]
Vol 83, Iss 2, Page 177
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The Olympic Rain Forest, by Ruth Kirk [Review]
Vol 83, Iss 2, Page 178
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The History of Life, by A. Lee McAlester [Review]
Vol 83, Iss 2, Page 178
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Quick-Key Guide to WIldflowers of Northeastern and Central United States and Adjacent Canada, by David Archibald, Rosemary V. Fleming, and Virginia M. Kline [Review]
Vol 83, Iss 2, Page 179
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The Playboy and the Nightingale, by Doris Parkin Keil [Review]
Vol 83, Iss 2, Page 180
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A Guide to Spiders and their kin, by Herbert W. Levi and Lorna R. Levi [Review]
Vol 83, Iss 2, Page 180
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Governments Move to Ban Chlorinated Hydrocarbons
Vol 83, Iss 3, Page 189
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Regional Population Declines and Organochlorine Insecticides in Canadian Prairie Falcons
Vol 83, Iss 3, Page 191
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Ecological Notes on the Mammals of Southern Quebec
Vol 83, Iss 3, Page 201
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A Contribution to the Flora of the Saskatchewan River Delta
Vol 83, Iss 3, Page 212
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The Striped Skunk Mephitis mephitis (Schreber), in Nova Scotia
Vol 83, Iss 3, Page 229
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Studies of the Byron Bog in Southwestern Ontario XXXIX. Insects Trapped in the Leaves of Sundew, Drosera intermedia Hayne and Drosera rotundifolia L.
Vol 83, Iss 3, Page 233
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Great Blue Heron Colonies in Alberta
Vol 83, Iss 3, Page 237
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Euphorbia x pseudo-esula (E. cyparissias x E. esula) in Canada
Vol 83, Iss 3, Page 243
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Productivity of Richardson’s Ground Squirrels near Rochester, Alberta
Vol 83, Iss 3, Page 246
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Some Nomenclature Problems in North American Betula
Vol 83, Iss 3, Page 250
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Range Extensions for Some Alaskan Aquatic Plants
Vol 83, Iss 3, Page 253
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Recent Data on Summer Birds of the Upper Yukon River, Alaska, and Adjacent Part of the Yukon Territory, Canada
Vol 83, Iss 3, Page 257
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Alfred Eugene Bourguignon [Obituary]
Vol 83, Iss 3, Page 272
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An Unusual Winter Movement of Peromyscus maniculatus
Vol 83, Iss 3, Page 275
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First Breeding Record of the White-headed Woodpecker for Canada
Vol 83, Iss 3, Page 276
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An Unusually Large, Gravid Ring-necked Snake, Diadophis punctatus edwardsi (Merrem) with Eight Eggs from Nova Scotia
Vol 83, Iss 3, Page 277
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The Highest Chromosome Number Known to Occur in a North American Plant
Vol 83, Iss 3, Page 277
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Early Cessation of Reproduction in an Unusually Abundant Population of Peromyscus maniculatus borealis
Vol 83, Iss 3, Page 279
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The Fluoride Content of Water from Wells in the Greater Ottawa Area
Vol 83, Iss 3, Page 279
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Breeding Records of the Ring-necked Duck in Gaspé South Country, Québec
Vol 83, Iss 3, Page 280
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The Golden-winged Warbler in Muskoka County, Ontario
Vol 83, Iss 3, Page 281
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Early Emergence from Hibernation of the Rubber Boa
Vol 83, Iss 3, Page 281
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Burrows of the Pallid Vole, Lagurus curtatus, in Alberta, Canada
Vol 83, Iss 3, Page 282
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First Alberta Record of the Band-Tailed Pigeon
Vol 83, Iss 3, Page 282
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Nuptial Flight of the Ant, Lasius pallitarsis
Vol 83, Iss 3, Page 283
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Flora of the Queen Charlotte Islands: Part I. Systematics of the Vascular Plants, by James A. Calder and Roy L. Taylor [Review]
Vol 83, Iss 3, Page 287
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Growth and Utilization of Poplars in Canada, eds. J. S. Maini and J. B. Cayford [Review]
Vol 83, Iss 3, Page 288
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The Sociology of Nature, by Leslie Reid [Review]
Vol 83, Iss 3, Page 289
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Man and Environment: Crisis and the Strategy of Choice, by Robert Arvill
Vol 83, Iss 3, Page 289
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The Flora of Nova Scotia, Part I, The Pteridophytes, Gymnosperms, and Monocotyledons, by A. E. Roland and E. C. Smith [Review]
Vol 83, Iss 3, Page 290
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Living With Your Land: A Guide to Conservation for the City’s Fringe, by John Vosburgh [Review]
Vol 83, Iss 3, Page 291
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Toward Legislation to Protect Young Peregrine Falcons
Vol 83, Iss 4, Page 297
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A Contribution to the Biology of the Gray Jay (Perisoreus canadensis)
Vol 83, Iss 4, Page 300
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Lightning Fires in Saskatchewan Grassland
Vol 83, Iss 4, Page 317
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Sex and Age Variation in Red Squirrel Skulls from Missoula County, Montana
Vol 83, Iss 4, Page 324
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Notes on Mammals in Alpine Areas of the Northern St. Elias Mountains, Yukon Territory and Alaska
Vol 83, Iss 4, Page 331
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Observations on Moose Feeding on Aquatics of Bowron Lake Park, British Columbia
Vol 83, Iss 4, Page 339
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Breeding Birds of the West Mirage Islands, Great Slave Lake, N.W.T.
Vol 83, Iss 4, Page 344
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Observations on Canadian Birch (Betula) Collections at the Morgan Arboretum. VIII. Betula from Grand Manan Island, New Brunswick
Vol 83, Iss 4, Page 361
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Anomalous Conditions in Three Species of Birds
Vol 83, Iss 4, Page 384
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Professor Edmund M. Walker, 1877-1969 [Obituary]
Vol 83, Iss 4, Page 389
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Distribution Extensions of Manitoba Plant Species
Vol 83, Iss 4, Page 392
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An Adult White-winged Black Tern in New Brunswick
Vol 83, Iss 4, Page 394
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Bewick Wren, Host to Brown-headed Cowbird
Vol 83, Iss 4, Page 395
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Long-billed Dowichers in New Brunswick
Vol 83, Iss 4, Page 396
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Arrival Dates of Birds at Churchill, Manitoba, 1968
Vol 83, Iss 4, Page 397
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Lesser Black-backed Gull at Churchill, Manitoba. A New Bird for Canada
Vol 83, Iss 4, Page 399
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Birds as Predators of Ticks in Canada
Vol 83, Iss 4, Page 400
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Two Rare Sculpins (Cottidae) New to the Marine Fauna of British Columbia
Vol 83, Iss 4, Page 400
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Nesting of the Caspian Tern in Central-eastern Manitoba
Vol 83, Iss 4, Page 401
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Occurrence of the Common Puffin on Lake St. Peter, Quebec
Vol 83, Iss 4, Page 402
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British Columbia Record of Skua in Terrestrial Habitat
Vol 83, Iss 4, Page 402
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New Brunswick Specimens of the Field Sparrow and Laughing Gull
Vol 83, Iss 4, Page 403
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Notes on the Blue Fox of Rat Island, Alaska
Vol 83, Iss 4, Page 404
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The Ground Dove in Canada
Vol 83, Iss 4, Page 405
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A Record of the Virginia Rail from Banff National Park, Alberta
Vol 83, Iss 4, Page 406
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Observation of Wheatear Near Schultz Lake, Keewatin District, N.W.T.
Vol 83, Iss 4, Page 406
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Some Interspecific Intolerance Between Barrow’s Goldeneye and Other Duck Species During Brood-rearing
Vol 83, Iss 4, Page 407
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Letter: A Plea for Federal Protection of the Peregrine Falcon II
Vol 83, Iss 4, Page 410
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Flora of Alaska and Neighboring Territories: a Manual of the Vascular Plants, By Eric Hurten [Review]
Vol 83, Iss 4, Page 412
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Eighty More Land Birds to Know, by Barry Kent MacKay [Review]
Vol 83, Iss 4, Page 413
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The Sockeye Salmon, Oncorhynchus nerka, by R. E. Foerster [Review]
Vol 83, Iss 4, Page 414
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A Place for Everything, by David Munro [Review]
Vol 83, Iss 4, Page 415
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The National Forests of America, by Orville J. Freeman and Michael Frome [Review]
Vol 83, Iss 4, Page 416
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Manual of the Vascular Flora of the Carolinas, by Albert E. Radford, Harry E. Ahles and C. Ritchie Bell [Review]
Vol 83, Iss 4, Page 417
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Two Pioneer Naturalists: John Goldie, Diary of a Journey through Upper Canada, 1819, foreword by William Spawn, and John Kerr McMorine, 1842-1912. Clergyman and Botanist, by Edna G. Ross [Review]
Vol 83, Iss 4, Page 418
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L’Alose et le Gaspereau (The American Shad and the Alewife), by Jean-Marie Roy [Review]
Vol 83, Iss 4, Page 419
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Trees of North America: A Field Guide to the Major Native and Introduced Species North of Mexico, by C. Frank Brockman [Review]
Vol 83, Iss 4, Page 419
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Insect Pests,by Georce S. Fichter [Review]
Vol 83, Iss 4, Page 420
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The Eternal Quest, by Alexander B. Adams [Review]
Vol 83, Iss 4, Page 420