Impacts of geophysical seismic surveying on fishing success

Impacts of geophysical seismic surveying on fishing success or more depending upon the site and depth of opera- In addition to immediate mortality, factors such tion. Changes in the water temperature, salinity and as physiological damage and behavioural change, stratification are also of importance (Richardson et al., leading to delayed mortality may also be caused by 1996). In areas where water depths are greater than airgun sound. Matishov (1992) found that exposure of 50 metres, sound typically spreads spherically, that cod (Gadus morhua) at a distance of 2 and 4 metres is at a rate of 20log R (where R is the ratio of the from an airgun led to eye damage, transient stunning, distance to which the sound levels are to be predicted and as a result of internal injuries, death within 48 [in metres] to the distance from source for which hours. Unfortunately, no exposure levels were deter- source levels are given [as a standard this is typically mined in their study, although these may be estimated 1 metre]). Simple spherical spreading rules may only at 214 to 220dB re 1Pa (Turnpenny and Nedwell, be applied with caution to shallow waters <10–50 1994). Sound levels at which physiological damage metres. Sound propagating in lesser depths Reviews in Fish Biology and Fisheries Springer Journals

Impacts of geophysical seismic surveying on fishing success

Loading next page...
Kluwer Academic Publishers
Copyright © 2000 by Kluwer Academic Publishers
Life Sciences; Freshwater & Marine Ecology; Zoology
Publisher site
See Article on Publisher Site


You’re reading a free preview. Subscribe to read the entire article.

DeepDyve is your
personal research library

It’s your single place to instantly
discover and read the research
that matters to you.

Enjoy affordable access to
over 12 million articles from more than
10,000 peer-reviewed journals.

All for just $49/month

Explore the DeepDyve Library

Unlimited reading

Read as many articles as you need. Full articles with original layout, charts and figures. Read online, from anywhere.

Stay up to date

Keep up with your field with Personalized Recommendations and Follow Journals to get automatic updates.

Organize your research

It’s easy to organize your research with our built-in tools.

Your journals are on DeepDyve

Read from thousands of the leading scholarly journals from SpringerNature, Elsevier, Wiley-Blackwell, Oxford University Press and more.

All the latest content is available, no embargo periods.

See the journals in your area

Monthly Plan

  • Read unlimited articles
  • Personalized recommendations
  • No expiration
  • Print 20 pages per month
  • 20% off on PDF purchases
  • Organize your research
  • Get updates on your journals and topic searches


Start Free Trial

14-day Free Trial

Best Deal — 39% off

Annual Plan

  • All the features of the Professional Plan, but for 39% off!
  • Billed annually
  • No expiration
  • For the normal price of 10 articles elsewhere, you get one full year of unlimited access to articles.



billed annually
Start Free Trial

14-day Free Trial