AIOSS - ITALIAN ASSOCIATION OF SCIENTIFIC DIVERS

ITALIAN ASSOCIATION OF SCIENTIFIC DIVERS

Formally: Associazione Italiana Operatori Scientifici Subacquei, AIOSS

Italiano English

 

Expo

Useful tools for scientific diving


Custom frames for digital photo sampling

  • For all underwater housings with circular porthole

  • Built in stainless steel and high resistance plastic

  • Anti-reflective matte black surface

  • Lightweight, resistant and durable

  • Installable and removable under water

  • Standard sampling size 28 x 21 cm (4:3) = 0.0588 cm2 ~ 1/17 m2

  • Better performance with wide-angle cameras

  • Custom sizes on request

 

Producer: http://www.ilgavone.it/ Quotations and orders by email: info@ilgavone.com

 

Suggested reference and image analysis software:

Trygonis V, Sini M (2012) photoQuad: A dedicated seabed image processing software, and a comparative error analysis of four photoquadrat methods. J Exp Mar Biol Ecol 424-425:99-108. website


Sampling by scraping

 


Percent cover visual estimation

 

 

 


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Associazione Italiana Operatori Scientifici Subacquei

c/o Centro Interdipartimentale di Ricerca per le Scienze Ambientali in Ravenna, Alma Mater Studiorum - Universitą di Bologna

Via S. Alberto 163, 48123 Ravenna (Italy)

C.F.: 92072600395 - e.mail: info@aioss.info o postmaster@aioss.info