INTRODUCTION: GENERAL PRINCIPLES

Natural Selection, the Costs of Reproduction, and a Refinement of Lack's Principle

1966 • 3,191 citations

The natural regulation of animal numbers

1972 • 3,088 citations

REPRODUCTIVE and LARVAL ECOLOGY OF MARINE BOTTOM INVERTEBRATES

1950 • 2,357 citations

Gene Activity in Early Development

1968 • 1,725 citations

Modes of Reproduction in Fishes

1967 • 1,161 citations

The Evolution of Hermaphroditism Among Animals

1969 • 1,050 citations

The American oyster: Crassostrea virginica Gmelin

1964 • 825 citations

GEOLOGIC HISTORY OF SEA WATER

1951 • 694 citations

The natural history and geography of the Antarctic krill (Euphausia superba Dana)

1961 • 660 citations

The Physiology of Insect Reproduction

1970 • 604 citations

The ecology of marine microbenthos IV. Structure and function of the benthic ecosystem, its chemical and physical factors and the microfauna commuities with special reference to the ciliated protozoa

1969 • 574 citations

ANIMAL CYTOLOGY AND EVOLUTION

1955 • 535 citations

The biology of marine mammals

1969 • 509 citations

The Ecology of Reproduction in Wild and Domestic Mammals

1969 • 488 citations

Sea-Temperature, Breeding and Distribution in Marine Animals

1920 • 462 citations

Isolation and Identification of Meiosis Inducing Substance in Starfish Asterias amurensis

1969 • 455 citations

The Concept of Reproductive Effort and Its Relation to the Evolution of Life Histories of Lizards

1969 • 422 citations

Comparative Physiology: Annual Reproductive Cycles of Marine Invertebrates

1959 • 418 citations

The effects of temperature and salinity on marine and brackish water animals. I. temperature

1963 • 405 citations

The American oyster,Crassostrea virginica gmelin

1965 • 395 citations

Ecology of the Deep-Sea Benthos

1969 • 373 citations

Patterns of Mammalian Reproduction

1965 • 365 citations

Regeneration in Animals and Related Problems

1966 • 343 citations

THE INTERSTITIAL FAUNA OF MARINE SAND

1964 • 323 citations

Methods for Obtaining and Handling Marine Eggs and Embryos

1958 • 314 citations

ENDOCRINE CONTROL OF REPRODUCTION IN DECAPOD CRUSTACEA

1970 • 281 citations

Principles of Comparative Anatomy of Invertebrates

1971 • 268 citations

Photoperiodic and physiological adaptations regulating avian breeding cycles and their ecological significance

1968 • 267 citations

Notizie biologiche riguardanti specialmente il periodo di maturità sessuale degli animali del golfo di Napoli

1888 • 251 citations

Oogenesis: The Storage of Developmental Information

1962 • 242 citations

Light and other Environmental Factors Affecting Avian Reproduction

1966 • 217 citations

The American arbacia and other sea urchins

1956 • 207 citations

Relations between the Moon and Periodicity in the Breeding of Marine Animals

1947 • 192 citations

Gregariousness and Some other aspects of the setting behaviour of Sipirorbis

1951 • 191 citations

The Biology of Estuarine Animals

1968 • 189 citations

Further Studies on Ionic Regulation in Marine Invertebrates

1953 • 186 citations

Reproductive periodicities in several contrasting populations ofOdontaster ValidusKoehler, A common Antarctic asteroid

2011 • 181 citations

Invertebrate embryology

2015 • 181 citations

Stimulation of Egg Laying: Possible Neuroendocrine Function of Bag Cells of Abdominal Ganglion of Aplysia californica

1967 • 179 citations

The life history of the mangrove tree crab, Aratus pisoni

1967 • 171 citations

Perspectives in marine biology

1959 • 169 citations

Dynamics of High and Low Populations of the Limpet, Acmaea scabra (Gould)

1970 • 163 citations

ECOLOGICAL STUDIES ON THE GROWTH AND FOOD CONSUMPTION OF JAPANESE COMMON LITTORAL SEA URCHIN, STRONGYLOCENTROTUS INTERMEDIUS (A. AGASSIZ)

1967 • 161 citations

BIOLOGICAL RHYTHMS AND CYCLES

1949 • 158 citations

Distribution and ecology of the marine invertebrates of Point Barrow, Alaska

1955 • 144 citations

Feeding biology of the sea-starAstropecten irregularisPennant

1970 • 140 citations

Comparative Endocrinology of the Invertebrates

1969 • 138 citations

FEEDING BEHAVIOR AND REPRODUCTIVE CYCLES IN PISASTER OCHRACEUS

1966 • 136 citations

Reproductive Cycles of Five West Coast Crabs

1959 • 134 citations

FOOD, REPRODUCTION AND ORGANIC CONSTITUTION OF THE COMMON ANTARCTIC ECHINOID STERECHINUS NEUMAYERI (MEISSNER)

1966 • 124 citations

Observations of the Reproductive Cycles and Ecology of the Common Brachyura and Crablike Anomura of Puget Sound, Washington

1964 • 116 citations

A seasonal rhythm in the neural extract induction of behavioral egg-laying in Aplysia

1969 • 114 citations

A cytologic analysis of the bag cell control of egg laying in Aplysia

1970 • 114 citations

Lunar Periodicity

1960 • 113 citations

Annual reproductive cycles in four species of West Coast starfishes

1958 • 112 citations

MECHANISM OF STARFISH SPAWNING. III. PROPERTIES AND ACTION OF MEIOSIS-INDUCING SUBSTANCE PRODUCED IN GONAD UNDER INFLUENCE OF GONAD-STIMULATING SUBSTANCE

1970 • 110 citations

STUDIES ON THE BIOLOGY OF THE SEA URCHIN：I. Superficial and Histological Gonadal Changes in Gametogenic Process of Two Sea Urchins, Strongylocentrotus nudus and S. intermedius

1960 • 109 citations

Patterns of reproductive periodicities in four species of indo-pacific echinoderms

1968 • 105 citations

AN AUTORADIOGRAPHIC INVESTIGATION OF THE GONADS OF THE PURPLE SEA URCHIN (STRONGYLOCENTROTUS PURPURATUS)

1965 • 104 citations

REPRODUCTION OF THE BAY SCALLOP, AEQUIPECTEN IRRADIANS LAMARCK. INFLUENCE OF TEMPERATURE ON MATURATION AND SPAWNING

1963 • 104 citations

A Comparison of the Biology of Echinus esculentus in Different Habitats. Part II

1935 • 102 citations

ON THE REPRODUCTIVE CYCLE AND BREEDING HABITS OF TWO WESTERN SPECIES OF HALIOTIS ,

1962 • 99 citations

Ecological Development in Polar Regions: A Study in Evolution.

1969 • 96 citations

Time and Duration of the Spawning Season in some Marine Teleosts in Relation to their Distribution

1956 • 95 citations

Observations in vivo on the breeding of Elminius modestus grown on glass slides

1955 • 93 citations

THE BIOLOGY OF REEF-BUILDING CORALS

1940 • 92 citations

CONDITIONING V. MERCENARIA FOR SPAWNING IN WINTER AND BREEDING ITS LARVAE IN THE LABORATORY

1950 • 92 citations

REPRODUCTIVE PHYSIOLOGICAL VARIATION IN LATITUDINALLY SEPARATED POPULATIONS OF THE BAY SCALLOP,AEQUIPECTEN IRRADIANSLAMARCK

1970 • 89 citations

VARIATIONS IN TIME AND INTENSITY OF SETTING OF THE STARFISH, ASTERIAS FORBESI, IN LONG ISLAND SOUND DURING A TWENTY-FIVE-YEAR PERIOD

1964 • 87 citations

Slow developing demersal embryos and larvae of the antarctic sea star Odontaster validus

1969 • 85 citations

Asexual propagation and regeneration

1961 • 85 citations

REGULATION OF GONAD DEVELOPMENT IN THE BAY SCALLOP,AEQUIPECTEN IRRADIANSLAMARCK

1971 • 83 citations

The Annual Oceanographic Cycle at Igloolik in the Canadian Arctic. 1. The Zooplankton and Physical and Chemical Observations

1959 • 80 citations

EXISTENCE OF PHYSIOLOGICALLY-DIFFERENT RACES OF OYSTERS, CRASSOSTREA VIRGINICA

1951 • 79 citations

Annual reproductive cycles in three geographically separated populations of Patiriella regularis (Verrill), a common New Zealand asteroid

1971 • 78 citations

Some Aspects of the Reproductive Biology of Actinia Equina [Cnidaria: Anthozoa]

1970 • 78 citations

A Comparison of the Biology ofEchinus esculentusin Different Habitats

1934 • 77 citations

Reproductive Physiology of Vertebrates.

1969 • 76 citations

Reproductive cycle and gametogenesis in the black abalone Haliotis cracheroidii (Gastropoda: Prosobranchiata)

1969 • 76 citations

Evidence for Reproductive Periodicity in the Deep Sea

1968 • 72 citations

Ultrastructure of Fertilization

1969 • 72 citations

A comparative account of the reproductive cycles of five species of marine mussels (Bivalvia: Mytilidae) in the vicinity of Fremantle, Western Australia

1967 • 70 citations

Annual Reproductive Patterns of Lizards from a Bornean Rain Forest

1966 • 69 citations

Influence of photoperiod and temperature on testicular recrudescence and body growth in the lizards, Lacerta sicula and Lacerta muralis

1969 • 68 citations

Some methods for study of the biochemical constitution of marine invertebrates

1967 • 68 citations

THE DETERMINANTS OF PRODUCTION IN NORTHERN SEAS: A STUDY OF THE BIOLOGY OF THEMISTO LIBELLULA MANDT.

1957 • 67 citations

Annual Cycle in the Size of the Gut of the Purple Sea Urchin, Strongylocentrotus purpuratus (Stimpson)

1965 • 67 citations

Adaptive Significance of Large Size and Long Life of the Chaetognath Sagitta Elegans in the Arctic

1966 • 67 citations

Annual breeding seasons of three sympatric species of tropical intertidal hermit crabs, with a discussion of factors controlling breeding

1968 • 65 citations

The biology of Gammarus (Crustacea, Amphipoda) in the northwestern Atlantic. I. Gammarus duebeni Lillj.

1969 • 64 citations

Role of the Gut as a Nutrient-Storage Organ in the Purple Sea Urchin (Strongylocentrotus purpuratus)

1966 • 63 citations

Continuous reproduction in the Indo-Pacific sea urchin Echinometra mathaei at Rottnest Island, Western Australia

1968 • 63 citations

Continuous Breeding in Populations of Two Tropical Crustaceans, Mysidium Columbiae (Zimmer) and Emerita Portoricensis Schmidt

1965 • 62 citations

Light, temperature and the breeding of Balanus balanoides

1963 • 61 citations

Macromolecules in Oocyte Maturation1

1970 • 58 citations

GAMETOGENESIS DURING THE ANNUAL REPRODUCTIVE CYCLE IN A CIDAROID SEA URCHIN (STYLOCIDARIS AFFINIS)

1967 • 58 citations

Studies on the growth and breeding of certain sedentary organisms in the madras harbour

1942 • 57 citations

Evolution : essays on aspects of evolutionary biology, presented to Professor E.S. Goodrich on his seventieth birthday

1938 • 50 citations

PARALLEL LEVEL-BOTTOM COMMUNITIES, THEIR TEMPERATURE ADAPTATION, AND THEIR "BALANCE" BETWEEN PREDATORS AND FOOD ANIMALS

1958 • 49 citations

The involvement of nurse cells in oogenesis and embryonic development in the marine sponge, Haliclona ecbasis

1969 • 49 citations

ANIMAL PHOTOPERIODISM

1964 • 48 citations

Reproduction of a Northumberland population of the polychaete Cirratulus cirratus

1970 • 48 citations

Untersuchungen am pazifischen PalolowurmEunice viridis (Polychaeta) in Samoa

1968 • 47 citations

Vertebrate Sexual Cycles

1952 • 46 citations

The Annual Reproductive Patterns of Bathyporeia Pilosa and Bathyporeia Pelagica [Crustacea: Amphipoda]

1970 • 46 citations

Hormones in Invertebrates Other Than Insects

1964 • 46 citations

Observations on breeding in brackish-water animals of Madras

1939 • 45 citations

Survival and reproduction of the musselXenostrobus securis(Lamarck) (Mollusca; Bivalvia; Mytilidae) in a Western Australian estuary. Pt. II: Reproduction, growth and longevity

1969 • 45 citations

Chemical properties and physiological actions of a starfish radial nerve factor and ovarian factor

1969 • 45 citations

On the Distribution of Critical Temperatures for Spawning and for Ciliary Activity in Bivalve Molluscs

1928 • 45 citations

Fertilization and the Role of the Acrosomal Region in Non-Mammals1

1970 • 45 citations

A monthly reproductive rhythm in the diadematid sea urchin Centrostephanus coronatus Verill

1972 • 44 citations

Seasonal and daily dynamics in pelagic larvae of marine shelf bottom invertebrates in nearshore waters of Kandalaksha Bay (White Sea)

1970 • 44 citations

L'Endocrinologie des vers et des mollusques

1967 • 42 citations

Periods of Spawning and Setting of the Soft-Shelled Clam, Mya arenaria, at Solomons, Maryland

1962 • 41 citations

The effect of starvation and feeding on the time of production of egg masses in the boreo-arctic cirripede Balanus balanoides (L.)

1967 • 41 citations

The Life Cycles and Salinity Tolerance of the Serpulids Mercierella enigmatica Fauvel and Hydroides uncinata (Philippi) at Lagos, Nigeria

1967 • 40 citations

Mechanism of starfish spawning: Action of neural substance on the isolated ovary

1969 • 40 citations

Reproductive and biochemical studies on a sea urchin, Stomopneustes variolaris, from madras harbor

1964 • 39 citations

Studies of Patella vulgata L. II. Seasonal variation in biochemical composition

1969 • 38 citations

Seasonal changes in body component indices and chemical composition in the pismo clam Tivela stultorum

1967 • 38 citations

Indication of Cyclic Reproductive Activity in Abyssal Organisms

1967 • 37 citations

Beiträge zur Kenntnis der Grundlagen der Fortpflanzung und zur Fruchtbarkeits-bestimmung bei marinen Teleosteern

1961 • 37 citations

Studies on sex in the hermaphrodite mollusk Crepidula plana. IV. Internal and external factors influencing growth and sex development

1952 • 37 citations

The Effect of Salinity Fluctuations on the Life Cycle of Balanus pallidus stutsburi Darwin in Lagos Harbour, Nigeria

1966 • 36 citations

THE SEASONAL VARIATION IN CHEMICAL COMPOSITION OF MACROCYSTIS INTEGRIFOLIA AND NEREOCYSTIS LUETKEANA IN BRITISH COLUMBIA COASTAL WATERS

1955 • 36 citations

Precocious Gonad Development in Oysters Induced in Midwinter by High Temperature

1945 • 33 citations

A CONTRIBUTION TO THE BIOLOGY OF A DEEP SEA ECHINOID, ALLOCENTROTUS FRAGILIS (JACKSON)

1959 • 33 citations

Further Evidence for Seasonal Breeding Cycles in Deep Sea

1968 • 33 citations

The influence of pollution on pelagic larvae of bottom invertebrates in marine nearshore and estuarine waters

1970 • 33 citations

MATURATION OF THE GONADS AND SEASONAL CYCLE OF THE PLANKTONIC LARVAE OF THE OPHIUROIDAMPHIURA CHIAJEIFORBES

1970 • 33 citations

Echinoid Spawning Induced by a Radial Nerve Factor

1972 • 32 citations

PHYSIOLOGY OF REPRODUCTION IN MOLLUSCS

1961 • 32 citations

Changes in Body-Component Indexes and Respiration with Size in the Purple Sea Urchin Strongylocentrotus purpuratus

1967 • 31 citations

LIFE CYCLE OF THE HYDROMEDUSA PHIALIDIUM GREGARIUM (A. AGASSIZ, 1862) IN THE LABORATORY

1970 • 30 citations

Comparative Aspects of Spermatogenesis1

1969 • 29 citations

Stimulation of Spawning in the Mussel (Mytilus Californianus)

1945 • 29 citations

FURTHER STUDIES ON ALLOCENTROTUS FRAGILIS, A DEEP-SEA ECHINOID

1961 • 29 citations

Effect of Low Temperature on the Breeding of Marine Animals

1957 • 28 citations

Introduction to invertebrate endocrinology

1971 • 27 citations

Distribution and dynamics of interstitial Tardigrada at Woods Hole, Massachusetts, U.S.A.

1970 • 27 citations

Breeding and larval distribution of the pteropod Clione limacina in the North Atlantic, Subarctic and North Pacific Oceans

1970 • 25 citations

Response of the Testes of Purple Sea Urchins to Variations in Temperature and Light

1963 • 25 citations

Induced Maturation of Gonads in Aplysia punctata Cuvier

1967 • 24 citations

A Comparison of the Biology ofEchinus esculentusin different Habitats. Part III.

1937 • 24 citations

Reproductive and nutritional cycles of the crabPortunus pelagicus (Linnaeus) (Decapoda: Brachyura) of the Madras coast

1967 • 22 citations

Histochemical changes correlated with reproductive activity and nutrition in the chiton, Katharina tunicata

1964 • 22 citations

Cyclic Variations in the Digestive Gland and Glandular Oviduct of Chitons (Mollusca)

1965 • 22 citations

Antarctic Asteroid Odontaster validus : Constancy of Reproductive Periodicities

1966 • 22 citations

EXPERIMENTAL STIMULATION OF GAMETOGENESIS IN HYDROIDES DIANTHUS AND PECTEN IRRADIANS DURING THE WINTER

1960 • 20 citations

Changes in the Lipid Composition of the Chiton, Katharina tunicata, with the Reproductive and Nutritional State

1969 • 19 citations

The Effect of Salinity Fluctuations on the Life Cycle of Gryphaea gasar ((Adanson) Dautzenberg) in Lagos Harbour, Nigeria

1966 • 19 citations

Chlorogenic Acid a Possible Metabolite in the Terminal Oxidase System of the White Potato

1952 • 18 citations

On a Substance which is contained in Green Algae and induces Spawning Action of the Male Oyster

1938 • 16 citations

STIMULATION OF SPAWNING IN THE MUSSELS, MYTILUS EDULIS LINNAEUS AND MYTILUS CALIFORNIANUS CONRAD, BY KRAFT MILL EFFLUENT

1963 • 15 citations

OBSERVATIONS ON THE RATE OF GROWTH, SEXUAL MATURITY AND BREEDING OF FOUR SEDENTARY ORGANISMS FROM THE MADRAS HARBOUR*

1963 • 14 citations

Spawning in coelenterates

1959 • 14 citations

SEASONAL GONADAL CHANGES OF ADULT OVIPAROUS OYSTERS IN TOMALES BAY CALIFORNIA

1969 • 12 citations

REPRODUCTION AND BREEDING FLUCTUATIONS IN HYDROCENA MONTEROSATIANA A MALAYAN LIMESTONE ARCHAEOGASTROPOD

1965 • 12 citations

Cell proliferation in post-embryonic specimens of the purple sea urchin Strongylocentrotus purpuratus an autoradiographic study employing tritiated thymidine

1965 • 12 citations

SOME NOTES ON THE CONTROL OF SEXUALITY IN THE ROTIFER ASPLANCHNA SIEBOLDI1

1971 • 11 citations

On egg dimorphism and sex determination in Bonellia viridis R.

1960 • 10 citations

STUDIES ON THE UTILIZATION OF CUTTLE-FISH, OMMASTREPHES SLOANI PACIFICUS-III

1960 • 10 citations

The Annual Reproductive Cycle of the Sipunculid Phascolosoma agassizii

1967 • 8 citations

The sexual cycles of vertebrates

1959 • 7 citations

Variations in the body fluid nitrogenous constituents of Cryptochiton stelleri (mollusca) in relation to nutrition and reproduction

1966 • 7 citations

Reproductive variation in the Torrent frog Amolops larutensis (Boulenger)

1968 • 4 citations

Der einfluß der temperatur auf oocytenentwicklung und eiablage bei dem interstitiellen archiannelidenTrilobodrilus axi

1971 • 3 citations

Der Einfluß menschlicher Einwirkungen auf Fortpflanzung und Laichen litoraler mariner Bodenevertebraten

1968 • 2 citations

ORGAN CULTURE IN THE INVERTEBRATES

1970 • 2 citations

Deleted Work

1955 • 0 citations