Study on fish assemblage in surf zone of Otsuchi Bay

Fiscal Year

2014

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 personTomohiko Kawamura
OrganizationAtmosphere and Ocean Research Institute The University of Tokyo
DepartmentInternational Coastal Research Center, Coastal Ecosystem Restoration

Research Information

Period and Interval
2014/08/04 - 2014/10/17
4 times from early August to October
Research Area
5 to 10m depth off Nebama Beach
Category
Field survey
Overview
Abundance and distribution of demersal 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
Coordinates39.328825,141.901904
Results and Future Plan
1. August, 4 Gymnocanthus intermedius: 8.26ind./1000m^2; Pseudoblennius cottoides: 2.26ind./1000m^2; Sebastes schlegeli: 12.43ind./1000m^2; Occella iburia: 3.39ind./1000m^2; Limanda punctatissimus: 1.13ind./1000m^2; Repomucenus ornatipinnis: 3.40ind./1000m^2; Pholis crassispina: 4.65ind./1000m^2; Repomucenus lunatus: 1.13ind./1000m^2; Microstomus achne: 2.51ind./1000m^2; Upeneus japonicus: 45.30ind./1000m^2; Favonigobius gymnauchen: 5.65ind./1000m^2; Paralichthys olivaceus-0: 41.16ind./1000m^2; Paralichthys olivaceus-1: 1.25ind./1000m^2; Pleuronectes yokohamae: 15.79ind./1000m^2; Eopsetta grigorjewi: 6.14ind./1000m^2 2. August, 25 Gymnocanthus intermedius: 11.09ind./1000m^2; Tarphops oligolepis: 2.81ind./1000m^2; Lepidotrigla microptena: 1.41ind./1000m^2; Occella iburia: 2.11ind./1000m^2; Furcina ishikawae: 1.37ind./1000m^2; Repomucenus ornatipinnis: 1.37ind./1000m^2; Pholis crassispina: 1.41ind./1000m^2; Pholis crassispina: 32.38ind./1000m^2; Favonigobius gymnauchena: 8.75ind./1000m^2; Paralichthys olivaceus-0: 43.52ind./1000m^2; Paralichthys olivaceus-1: 1.05ind./1000m^2; Pleuronectes yokohamae: 21.29ind./1000m^2; Pagrus major: 1.37ind./1000m^2; Takfugu pophyreus: 1.05ind./1000m^2 3. September, 22 Rudarius ercodes: 1.96ind./1000m^2; Tarphops oligolepis: 5.91ind./1000m^2; Repomucenus lunatus: 0.99ind./1000m^2; Repomucenus valenciennei: 25.51ind./1000m^2; Upeneus japonicus: 27.25ind./1000m^2; Favonigobius gymnauchen: 7.62ind./1000m^2; Paralichthys olivaceus-0: 8.71ind./1000m^2; Pleuronectes herzensteini: 0.95ind./1000m^2; Pleuronectes yokohamae: 10.72ind./1000m^2 4. October, 17 Tarphops oligolepis: 2.56ind./1000m^2; Blepsias cirrhosus: 0.97ind./1000m^2; Engraulis japonicus: 4.99ind./1000m^2; Repomucenus ornatipinnis: 1.59ind./1000m^2; Pholis crassispina: 4.51ind./1000m^2; Repomucenus beniteguri: 3.40ind./1000m^2; Repomucenus beniteguri: 4.38ind./1000m^2; Repomucenus curvicornis: 22.45ind./1000m^2; Repomucenus valenciennei: 6.69ind./1000m^2; Favonigobius gymnauchen: 8.52ind./1000m^2; Paralichthys olivaceus-0: 8.53ind./1000m^2; Paralichthys olivaceus-1: 4.26ind./1000m^2; Chelidonichthys spinosus2: 0.97ind./1000m^2; Pleuronectes herzensteini: 2.68ind./1000m^2; Pleuronectes yokohamae: 2.56ind./1000m^2; Takfugu pophyreus: 0.97ind./1000m^2

Related Documents

0323_R01.xls

Person in charge of Investigation

Representative personTomoaki Goto
OrganizationIwate University
DepartmentFishery System Science Course, Department of Food Production and Environmental Management, Faculty of Agriculture

Keywords

Fiscal Year2014
OrganizationIwate University
CategoryField survey
Research AreaSouth Sanriku
DisciplineOcean physics -> Water temperature
Ocean biology / Ocean ecology -> Biological classification
Ocean biology / Ocean ecology -> Biomass
Ocean biology / Ocean ecology -> Ecology
Ocean biology / Ocean ecology -> Fishes