Title:
METHOD FOR RESEARCHING SEAWEED BED FOR MARINE ALGA AND APPARATUS USED THEREFOR
Document Type and Number:
Japanese Patent JP3851946
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To measure the distribution situation of seaweed bed for marine algae and the covering degree/kind of marine algae in the seaweed bed for marine algae directly and in a wide area while reducing a danger for human to a minimum.
SOLUTION: This method for researching a seaweed bed for marine algae is characterized in that the covering degree of marine algae in the seaweed bed for a marine algae is measured by a photograph from above the marine algae in a wide angle of view by an underwater traveling video system capable of taking a picture in water and the marine algae are photographed in the directions except the upward direction of the marine algae to judge the kind of marine algae.
Inventors:
Yamamuro Masumi
Application Number:
JP2000251588A
Publication Date:
November 29, 2006
Filing Date:
August 22, 2000
Export Citation:
Assignee:
National Institute of Advanced Industrial Science and Technology
International Classes:
A01G7/00; G01S19/14; A01G33/00; H04N7/18; (IPC1-7): A01G33/00; A01G7/00; G01S5/14; //H04N7/18
Domestic Patent References:
| JP1020382A | ||||
| JP11139390A | ||||
| JP11131523A |
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