Fiscal Year
2012
Title
Study on fish assemblage in surf zone of Otsuchi Bay
Project and Theme
Project 2. Studies on the mechanisms of marine ecosystem change
Representative Organization: Atmosphere and Ocean Research Institute The University of Tokyo
Theme2. Study on the disruption and subsequent recovery process in the ecosystem suffered from earthquake and tsunami| Representative person | Tomohiko Kawamura |
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| Organization | Atmosphere and Ocean Research Institute The University of Tokyo |
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| Department | International Coastal Research Center, Coastal Ecosystem Restoration |
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Research InformationPeriod and Interval2012/08/06 - 2012/10/12
3 times from early August to October
Research Area
5 to 10m depth off Nebama Beach
CategoryField survey
OverviewAbundance and distribution of fish were assessed based on 2 to 3 towings in each depth zone from 5m, 7m and 10m.
Overview of the Observation
Research Point Table
| Point | | Coordinates | 39.328602,141.901101 |
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Results and Future Plan1. August, 6
Pseudoblennius cottoides: 5.17ind./1000m^2; Occella iburia: 3.03ind./1000m^2; Repomucenus ornatipinnis: 6.94ind./1000m^2; Pholis crassispina: 2.34ind./1000m^2; Repomucenus beniteguri: 5.13ind./1000m^2; Repomucenus curvicornis: 2.43ind./1000m^2; Upeneus japonicus: 3.49ind./1000m^2; Paralichthys olivaceus-0; 3.82ind./1000m^2; Chelidonichthys spinosus: 3.59ind./1000m^2; Pleuronectes yokohamae: 8.35ind./1000m^2
2.August, 23
Thamnaconus modestus: 1.043ind./1000m^2; Occella iburia: 0.733ind./1000m^2; Hippocamupus mohnikei: 0.733ind./1000m^2; Pholis crassispina: 11.27ind./1000m^2; Repomucenus beniteguri: 1.473ind./1000m^2; Repomucenus valenciennei: 0.73ind./1000m^2; Upeneus japonicus: 18.48ind./1000m^2; Paralichthys olivaceus-0: 19.20ind./1000m^2: Chelidonichthys spinosus: 9.41ind./1000m^2; Pleuronectes yokohamae: 14.98ind./1000m^2
3. October, 12
Rudarius ercodes: 3.71ind./1000m^2; Tarphops oligolepis: 18.47ind./1000m^2; Engraulis japonicus: 19.32ind./1000m^2; Takfugu pophyreus: 8.14ind./1000m^2; Heteromycteris japonica: 2.36ind./1000m^2; Sillago japonica: 0.75ind./1000m^2; Repomucenus ornatipinnis: 1.60ind./1000m^2; Repomucenus curvicornis: 3.57ind./1000m^2; Upeneus japonicus: 13.65ind./1000m^2; Paralichthys olivaceus-0: 11.11ind./1000m^2; Paralichthys olivaceus-1: 4.70ind./1000m^2; Conger myriaster: 0.75ind./1000m^2; Pleuronectes yokohamae: 7.06ind./1000m^2; Pagrus major: 0.99ind./1000m^2: Pagrus major: 2.73ind./1000m^2
Related Documents
Person in charge of Investigation
| Representative person | Tomoaki Goto |
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| Organization | Iwate University |
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| Department | Fishery System Science Course, Department of Food Production and Environmental Management, Faculty of Agriculture |
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| Fiscal Year | 2012 |
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| Organization | Iwate University |
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| Category | Field survey |
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| Research Area | South Sanriku |
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| Discipline | Ocean physics -> Water temperature
Ocean physics -> Salinity
Ocean biology / Ocean ecology -> Biological classification
Ocean biology / Ocean ecology -> Biomass
Ocean biology / Ocean ecology -> Ecology
Ocean biology / Ocean ecology -> Fishes
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