Bycatch and strandings programs as ecological indicators for data-limited cetaceans
نویسندگان
چکیده
منابع مشابه
Minimum Data Requirements for Monitoring Seabird Bycatch
The purpose of this paper is to assist the WCPFC to identify data fields that are not currently included in its Regional Observer Program Minimum Standard Data Fields and Instructions (ROP). Collection of these further data may assist in the understanding of fishery impacts on seabirds and in assessing the efficacy of the mitigation measures currently being used. The specific data fields that a...
متن کاملCephalopods and cetaceans as indicators of offshore bioavailability of cadmium off Central South Brazil Bight.
Regarding Brazilian coast, industrial and urban developments are concentrated along Central South Brazil Bight. Samples from inshore and offshore species from the concerned area were analyzed, comprising 24 cetaceans (9 species) and 32 squids (2 species). Cadmium was determined by GFAAS and our results were in agreement with certified values (DOLT-2, NRCC). Mean cadmium concentration (in microg...
متن کاملDiatoms as Indicators of Water Quality and Ecological Status: Sampling, Analysis and Some Ecological Remarks
The algal species that develop in an area depend on different environmental factors: salinity, temperature, pH, water velocity, shading, depth, availability of substrata to grow on, water chemistry, etc. Thus, the species that can be found in a water body will inform about some characteristics of the water. Because algae are good indicators of the features of the water, they are used to monitor...
متن کاملApplication of Ecological Indicators*
Ecological indicators have widespread appeal to scientists, environmental managers, and the general public. Indicators have long been used to detect changes in nature, but the scientific maturation in indicator development primarily has occurred in the past 40 years. Currently, indicators are mainly used to assess the condition of the environment, as early-warning signals of ecological problems...
متن کاملEvaluating sustainability of fisheries bycatch mortality for marine megafauna: a review of conservation reference points for data-limited populations
J . E . MOORE 1 ∗, K . A. CU RTI S 2 , R . L. LE WI SON 3 , P . W. DILLINGHAM 4 , J . M. COPE 5 , S . V. F ORD H AM 6 , S . S . HEPPELL 7 , S . A. PARD O 8 , C. A. SI M P F E N D O R F E R 9 , G . N . T U C K 10 A N D S. Z H O U 11 1Marine Mammal and Turtle Division, Southwest Fisheries Science Center, National Marine Fisheries Service, NOAA, 8901 La Jolla Shores Drive, La Jolla, CA 92037, USA,...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Ecological Indicators
سال: 2016
ISSN: 1470-160X
DOI: 10.1016/j.ecolind.2015.08.052