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1

Inhibition of development of anti-predator morphology in the small cladoceran Bosmina by an insecticide: impact of an anthropogenic chemical on prey–predator interactions

MASAKI SAKAMOTO, KWANG-HYEON CHANG, TAKAYUKI HANAZATO

Journal:

Freshwater Biology

Year:

2006

Language:

english

File:

PDF, 574 KB

english, 2006

2

Modelling and prediction of phyto- and zooplankton dynamics in Lake Kasumigaura by artificial neural networks

Friedrich Recknagel, Takehiko Fukushima, Takayuki Hanazato, Noriko Takamura, Hugh Wilson

Journal:

Lakes & Reservoirs: Research & Management

Year:

1998

Language:

english

File:

PDF, 508 KB

english, 1998

3

Zooplankton community responses to chemical stressors: A comparison of results from acidification and pesticide contamination research

Karl E. Havens, Takayuki Hanazato

Journal:

Environmental Pollution

Year:

1993

Language:

english

File:

PDF, 1.26 MB

english, 1993

4

Diversification of mitochondrial genome of Daphnia galeata (Cladocera, Crustacea): Comparison with phylogenetic consideration of the complete sequences of clones isolated from five lakes in Japan

Tokishita, Shin-ichi, Shibuya, Hiroyuki, Kobayashi, Taku, Sakamoto, Masaki, Ha, Jin-Yong, Yokobori, Shin-ichi, Yamagata, Hideo, Hanazato, Takayuki

Journal:

Year:

2017

Language:

english

File:

PDF, 786 KB

english, 2017

5

Interrelations between Microcystis and Cladocera in the highly Eutrophic Lake Kasumigaura, Japan

Dr. Takayuki Hanazato

Journal:

International Review of Hydrobiology

Year:

1991

Language:

english

File:

PDF, 1.08 MB

english, 1991

6

Vulnerability of cladoceran species to predation by the copepod Mesocyclops leuckarti: laboratory observations on the behavioural interactions between predator and prey

Kwang-Hyeon Chang, Takayuki Hanazato

Journal:

Freshwater Biology

Year:

2003

Language:

english

File:

PDF, 142 KB

english, 2003

7

Evaluation ofMicrocystisas food for zooplankton in a eutrophic lake

Takayuki Hanazato, Masayuki Yasuno

Journal:

Year:

1987

Language:

english

File:

PDF, 640 KB

english, 1987

8

Significance of a low oxygen layer for aDaphniapopulation in Lake Yunoko, Japan

Takayuki Hanazato, Masayuki Yasuno, Masaaki Hosomi

Journal:

Year:

1989

Language:

english

File:

PDF, 701 KB

english, 1989

9

Influence ofChaoborusdensity on the effects of an insecticide on zooplankton communities in ponds

Takayuki Hanazato, Masayuki Yasuno

Journal:

Year:

1990

Language:

english

File:

PDF, 688 KB

english, 1990

10

Effects of permethrin on phytoplankton and zooplankton in an enclosure ecosystem in a pond

Masayuki Yasuno, Takayuki Hanazato, Toshio Iwakuma, Kenzi Takamura, Ryuhei Ueno, Noriko Takamura

Journal:

Year:

1988

Language:

english

File:

PDF, 600 KB

english, 1988

11

Primary production of phytoplankton and standing crops of zooplankton and zoobenthos in hypertrophic Lake Teganuma

Kenzi Takamura, Yoshio Sugaya, Noriko Takamura, Takayuki Hanazato, Masayuki Yasuno, Toshio Iwakuma

Journal:

Year:

1989

Language:

english

File:

PDF, 802 KB

english, 1989

12

Combined effect of the insecticide carbaryl and theChaoboruskairomone on helmet development inDaphnia ambigua

Takayuki Hanazato

Journal:

Year:

1995

Language:

english

File:

PDF, 452 KB

english, 1995

13

Experimental studies on competition betweenBosmina longirostrisandBosmina fatalis

Takayuki Hanazato, Masayuki Yasuno

Journal:

Year:

1987

Language:

english

File:

PDF, 766 KB

english, 1987

14

A comparison between predation effects on zooplankton communities byNeomysisandChaoborus

Takayuki Hanazato

Journal:

Year:

1990

Language:

english

File:

PDF, 521 KB

english, 1990

15

Zooplankton community structure driven by vertebrate and invertebrate predators

Takayuki Hanazato, Masayuki Yasuno

Journal:

Year:

1989

Language:

english

File:

PDF, 985 KB

english, 1989

16

Influence of time of application of an insecticide on recovery patterns of a zooplankton community in experimental ponds

Takayuki Hanazato, Masayuki Yasuno

Journal:

Archives of Environmental Contamination and Toxicology

Year:

1990

Language:

english

File:

PDF, 749 KB

english, 1990

17

Role of bottom sediments in sustaining plankton production in a Lake ecosystem — Experimental demonstration using enclosed water bodies in a shallow eutrophic Lake

Mitsuru Sakamoto, Hidetake Hayashi, Akira Otsuki, Kanji Aoyama, Yasunori Watanabe, Takayuki Hanazato, Toshio Iwakuma, Masayuki Yasuno

Journal:

Ecological Research

Year:

1989

Language:

english

File:

PDF, 1.13 MB

english, 1989

18

Production ecology of phyto- and zooplankton in a eutrophic pond dominated byChaoborus flavicans(Diptera: Chaobolidae)

Toshio Iwakuma, Kin'ya Shibata, Takayuki Hanazato

Journal:

Ecological Research

Year:

1989

Language:

english

File:

PDF, 1.41 MB

english, 1989

19

Enclosure experiment on the control mechanism of planktonic bacterial standing stock

Kenji Kato, Su-wan Oh, Hiroyuki Yamamoto, Takayuki Hanazato, Ikuko Yasuda, Akira Otuki, Masayuki Takahashi

Journal:

Ecological Research

Year:

1992

Language:

english

File:

PDF, 720 KB

english, 1992

20

Influence of overwinteringDaphniaon spring zooplankton communities: An experimental study

Takayuki Hanazato, Masayuki Yasuno

Journal:

Ecological Research

Year:

1989

Language:

english

File:

PDF, 1.03 MB

english, 1989

21

Impact of whitefish on an enclosure ecosystem in a shallow eutrophic lake: selective feeding of fish and predation effects on the zooplankton communities

Takayuki Hanazato, Toshio Iwakuma, Hidetake Hayashi

Journal:

Year:

1990

Language:

english

File:

PDF, 994 KB

english, 1990

22

Impact of whitefish on an enclosure ecosystem in a shallow eutrophic lake: changes in nutrient concentrations, phytoplankton and zoobenthos

Toshio Iwakuma, Hidetake Hayashi, Ikuko Yasuda, Takayuki Hanazato, Kaori Takada

Journal:

Year:

1990

Language:

english

File:

PDF, 1.13 MB

english, 1990

23

Impact of an Insecticide on Persistence of Inherent Antipredator Morphology of a Small Cladoceran,Bosmina

Masaki Sakamoto, Takayuki Hanazato, Yoshinari Tanaka

Journal:

Archives of Environmental Contamination and Toxicology

Year:

2009

Language:

english

File:

PDF, 423 KB

english, 2009

24

Prey handling time and ingestion probability forMesocyclopssp. predation on small cladoceran speciesBosmina longirostris,Bosminopsis deitersi, andScapholeberis mucronata

Kwang-Hyeon Chang, Takayuki Hanazato

Journal:

Year:

2005

Language:

english

File:

PDF, 218 KB

english, 2005

25

Migration from plant to plant: an important factor controlling densities of the epiphytic cladoceranAlona(Chydoridae, Anomopoda) on lake vegetation

Masataka Sakuma, Takayuki Hanazato, Azumi Saji, Ryoji Nakazato

Journal:

Year:

2004

Language:

english

File:

PDF, 291 KB

english, 2004

26

Direct and indirect impacts of predation by fish on the zooplankton community: an experimental analysis using tanks

Kwang-Hyeon Chang, Takamaru Nagata, Takayuki Hanazato

Journal:

Year:

2004

Language:

english

File:

PDF, 250 KB

english, 2004

27

Synergistic effects of food shortage and an insecticide on aDaphniapopulation: rapid decline of food density at the peak of population density reduces tolerance to the chemical and induces a large population crash

Hirokazu Takahashi, Takayuki Hanazato

Journal:

Year:

2007

Language:

english

File:

PDF, 363 KB

english, 2007

28

Antennule shape and body size ofBosmina: key factors determining its vulnerability to predacious Copepoda

Masaki Sakamoto, Takayuki Hanazato

Journal:

Year:

2008

Language:

english

File:

PDF, 334 KB

english, 2008

29

Response of the plankton community to herbicide application (triazine herbicide, simetryn) in a eutrophicated system: short-term exposure experiment using microcosms

Kwang-Hyeon Chang, Masaki Sakamoto, Jin-Yong Ha, Yuichi Miyabara, Shin-ichi Nakano, Hideyuki Doi, Takayuki Hanazato

Journal:

Year:

2011

Language:

english

File:

PDF, 313 KB

english, 2011

30

Experimental analysis of the predation impact of the larvae of pond smelt (Hypomesus transpacificus nipponensis) on zooplankton populations established in mesocosms

Kousuke Ibe, Takamaru Nagata, Takayuki Hanazato

Journal:

Year:

2011

Language:

english

File:

PDF, 304 KB

english, 2011

31

Diel vertical migrations of invertebrate predators (Leptodora kindtii ,Thermocyclops taihokuensis, andMesocyclopssp .) in a shallow, eutrophic lake

Kwang Chang, Takayuki Hanazato

Journal:

Year:

2004

Language:

english

File:

PDF, 192 KB

english, 2004

32

Different Predation Impacts of Two Cyclopoid Species on a Small-sized Zooplankton Community: An Experimental Analysis with Mesocosms

Takamaru Nagata, Takayuki Hanazato

Journal:

Year:

2006

Language:

english

File:

PDF, 280 KB

english, 2006

33

Proximate factors controlling the morphologic plasticity ofBosmina: linking artificial laboratory treatments and natural conditions

Masaki Sakamoto, Takayuki Hanazato

Journal:

Year:

2009

Language:

english

File:

PDF, 307 KB

english, 2009

34

Egg viability of the rotiferBrachionus urceolarisafter ingestion by the predatory cladoceranLeptodora kindtii

Takamaru Nagata, Masaki Sakamoto, Yoshinari Tanaka, Takayuki Hanazato

Journal:

Year:

2011

Language:

english

File:

PDF, 184 KB

english, 2011

35

Impact of selective predation byMesocyclops pehpeiensison a zooplankton community: experimental analysis using mesocosms

Kwang-Hyeon Chang, Takayuki Hanazato

Journal:

Ecological Research

Year:

2005

Language:

english

File:

PDF, 304 KB

english, 2005

36

Influence of food density on the effects of a Chaoborus-released chemical on Daphnia ambigua

TAKAYUKI HANAZATO

Journal:

Freshwater Biology

Year:

1991

Language:

english

File:

PDF, 2.00 MB

english, 1991

37

Morphological responses of Daphnia ambigua to different concentrations of a chemical extract from Chaoborus flavicans

TAKAYUKI HANAZATO, TAKASHI OOI

Journal:

Freshwater Biology

Year:

1992

Language:

english

File:

PDF, 2.69 MB

english, 1992

38

Pesticides as chemical agents inducing helmet formation in Daphnia ambigua

TAKAYUKI HANAZATO

Journal:

Freshwater Biology

Year:

1991

Language:

english

File:

PDF, 1.59 MB

english, 1991

39

Changes in vulnerability of Daphnia to an insecticide application depending on the population phase

Takayuki Hanazato, Haruka Hirokawa

Journal:

Freshwater Biology

Year:

2004

Language:

english

File:

PDF, 204 KB

english, 2004

40

Predation impact of Leptodora kindtii on population dynamics and morphology of Bosmina fatalis and B. longirostris in mesocosms

Kwang-Hyeon Chang, Takayuki Hanazato

Journal:

Freshwater Biology

Year:

2004

Language:

english

File:

PDF, 218 KB

english, 2004

41

Population dynamics ofPropsilocerus akamusiandChironomus plumosus(Diptera: Chironomidae) in Lake Suwa in relation to changes in the lake's environment

Kimio Hirabayashi, Takayuki Hanazato, Nobutada Nakamoto

Journal:

Year:

2003

Language:

english

File:

PDF, 346 KB

english, 2003

42

Behavioral responses of Daphnia pulex exposed to carbaryl and Chaoborus kairomone

Stanley I. Dodson, Takayuki Hanazato, Patrick R. Gorski

Journal:

Environmental Toxicology and Chemistry

Year:

1995

Language:

english

File:

PDF, 826 KB

english, 1995

43

Morphological responses of four species of cyclomorphic Daphnia to a short-term exposure to the insecticide carbaryl

Hanazato, Takayuki, Dodson, Stanley I.

Journal:

Journal of Plankton Research

Year:

1993

Language:

english

File:

PDF, 442 KB

english, 1993

44

An Assay System for Detecting Environmental Toxicants with Cultured Cladoceran Eggsin Vitro: Malformations Induced by Ethylenethiourea

Toshihiro Ohta, Shin-ichi Tokishita, Yasuhiro Shiga, Takayuki Hanazato, Hideo Yamagata

Journal:

Environmental Research

Year:

1998

Language:

english

File:

PDF, 256 KB

english, 1998

45

Growth analysis of Daphnia early juvenile stages as an alternative method to test the chronic effect of chemicals

Takayuki Hanazato

Journal:

Year:

1998

Language:

english

File:

PDF, 493 KB

english, 1998

46

Cloning and analysis of a cDNA encoding a two-domain hemoglobin chain from the water flea Daphnia magna

Shinichi Tokishita, Yasuhiro Shiga, Shoko Kimura, Toshihiro Ohta, Michiyori Kobayashi, Takayuki Hanazato, Hideo Yamagata

Journal:

Year:

1997

Language:

english

File:

PDF, 174 KB

english, 1997

47

Effects of the organophosphorus insecticide fenthion on phyto- and zooplankton communities in experimental ponds

Takayuki Hanazato, Fumie Kasai

Journal:

Environmental Pollution

Year:

1995

Language:

english

File:

PDF, 558 KB

english, 1995

48

Lake restoration by biomanipulation using piscivore andDaphniastocking; results of the biomanipulation in Japan

Ha, Jin-Yong, Saneyoshi, Mineo, Park, Ho-Dong, Toda, Hideshige, Kitano, Satoshi, Homma, Takamitsu, Shiina, Takehito, Moriyama, Yutaka, Chang, Kwang-Hyeon, Hanazato, Takayuki

Journal:

Year:

2013

Language:

english

File:

PDF, 741 KB

english, 2013

49

Influence of persistence period of an insecticide on recovery patterns of a zooplankton community in experimental ponds

Takayuki Hanazato, Masayuki Yasuno

Journal:

Environmental Pollution

Year:

1990

Language:

english

File:

PDF, 686 KB

english, 1990

50

Effects of long- and short-term exposure to carbaryl on survival, growth and reproduction of Daphnia ambigua

Takayuki Hanazato

Journal:

Environmental Pollution

Year:

1991

Language:

english

File:

PDF, 480 KB

english, 1991