Study on fish assemblage in surf zone of Otsuchi Bay

Fiscal Year

2013

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
2013/08/02 - 2013/10/15
4 times from early August to October
Research Area
5 to 10m depth off Nebama Beach
Category
Field survey
Overview
Abundance 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
Coordinates39.329117,141.90232
Results and Future Plan
1. August, 2 Hexagrammos otakii:0.88ind./1000m^2; Pseudoblennius cottoides: 1.98ind./1000m^2; Repomucenus ornatipinnis: 0.88ind./1000m^2; Pholis crassispina: 1.10ind./1000m^2;Repomucenus lunatus: 1.10ind./1000m^2; Upeneus japonicus:2.14ind./1000m^2; Favonigobius gymnauchen: 1.10ind./1000m^2; Paralichthys olivaceus-0; 5.00ind./1000m^2; Paralichthys olivaceus-1;1.10ind./1000m^2; Chelidonichthys spinosus: 2.86ind./1000m^2; Pleuronectes yokohamae: 70.70ind./1000m^2 2.August, 20 Hexagrammos otakii: 0.83ind./1000m^2; Tarphops oligolepis: 1.56ind./1000m^2; Lepidotrigla microptena: 3.99ind./1000m^2; Pseudoblennius cottoides: 0.83ind./1000m^2; Pseudoblennius cottoides: 0.78ind./1000m^2; Sebastes cheni: 0.83ind./1000m^2; ; Cleisthenes pinetorum: 1.26ind./1000m^2; Upeneus japonicus: 10.48ind./1000m^2; 1.56ind./1000m^2; Paralichthys olivaceus-0: 34.79ind./1000m^2; Paralichthys olivaceus-1: 3.12ind./1000m^2; Pleuronectes herzensteini: 0.83ind./1000m^2; Pleuronectes yokohamae: 68.89nd./1000m^2; Pagrus major: 0.79ind./1000m^2 3. September, 20 Pseudoblennius cottoides: 2.08ind./1000m^2; Rudarius ercodes: 11.26ind./1000m^2; Tarphops oligolepis: 10.45ind./1000m^2; Paraplagusia japonica: 1.38ind./1000m^2; Hippocamupus mohnikei: 1.48ind./1000m^2; Repomucenus lunatus: 8.54ind./1000m^2; Repomucenus curvicornis: 19.39ind./1000m^2; Upeneus japonicus: 11.86ind./1000m^2; Favonigobius gymnauchen: 2.22ind./1000m^2; Paralichthys olivaceus-0: 27.04ind./1000m^2; Pleuronectes yokohamae: 37.35ind./1000m^2 4. October, 15 Rudarius ercodes: 7.19ind./1000m^2; Tarphops oligolepis: 24.07ind./1000m^2; Pseudoblennius cottoides: 1.26ind./1000m^2; Paraplagusia japonica: 0.85ind./1000m^2; Heteromycteris japonica: 0.88ind./1000m^2; Hippocamupus mohnikei: 2.12ind./1000m^2; Repomucenus ornatipinnis: 2.17ind./1000m^2;Repomucenus lunatus: 19.89ind./1000m^2; Repomucenus lunatus: 28.90ind./1000m^2; Upeneus japonicus: 6.81ind./1000m^2; Chelidonichthys spinosus: 1.74ind./1000m^2; Pleuronectes yokohamae: 23.48ind./1000m^2

Related Documents

0322_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 Year2013
OrganizationIwate University
CategoryField survey
Research AreaSouth Sanriku
DisciplineOcean physics -> Water temperature
Ocean physics -> Salinity
Ocean biology / Ocean ecology -> Biological classification
Ocean biology / Ocean ecology -> Biomass
Ocean biology / Ocean ecology -> Ecology