Carnivore/non-carnivore ratios in northeastern Pacific marine gastropods

نویسندگان
چکیده

برای دانلود باید عضویت طلایی داشته باشید

برای دانلود متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

منابع مشابه

Carnivore/non-carnivore ratios in northeastern Pacific marine gastropods

For 2321 species of shelled gastropods of the northeastern Pacific, the ratio of carnivorous to non-carnivorous species (C/NC ratio), computed for each degree of latitude, reveals striking spatial changes, with tropical and arctic areas characterized by high values and with the midlatitudes having the lowest ratios. This latitudinal trend is markedly different from trends for terrestrial clades...

متن کامل

Residues of PBDEs in northeastern Pacific marine fish: evidence for spatial and temporal trends.

In the flesh (skinless fillet) of chinook, chum, coho, pink, and sockeye salmon (Oncorhynchus tshawytscha, O. keta, O. kisutch, O. gorbuscha, and O. nerka, respectively), sablefish (Anoplopoma fimbria) and walleye pollock (Theragra chalcogramma) from several sites in the northeast Pacific sampled between 2002 and 2008, tetra- and pentabrominated diphenyl ethers (BDEs) (BDE 47, 49, 99, and 100) ...

متن کامل

Prehistoric Marine Mammal Overki l l in the Northeastern Pacific: A Review of New Evidence

Prehistoric exploitation of marine mammals in the northeastern Pacific has been a subject of considerable attention since 1992 when Hildebrandt and Jones used an optimal foraging model to argue that when congregated in rookeries, seals and sea lions represent highly attractive resources vulnerable to overpredation. Using archaeofaunal data from sites along the Oregon and California coasts they ...

متن کامل

Organic aerosols in the Northeastern Pacific

Organics in the Northeastern Pacific and their impacts on aerosol hygroscopicity in the subsaturated and supersaturated regimes K. K. Crahan, D. A. Hegg, D. S. Covert, J. L. Santarpia, H. Jonsson, G. Buzorius, and D. Collins Department of Atmospheric Sciences, Seattle, WA, USA Edgewood Chemical Biological Center, Aberdeen Proving Grounds, MD, USA CIRPAS, Department of Research, NPS, Marina, CA,...

متن کامل

Spawning and Development of Some Hawaiian Marine Gastropods!

MANY PERSONS, at various marine biological stations situated throughout the world, hav« investigated the spawning habits and larval development of marine gastropods. Some of the recorded observations date back to the middle part of the last century or earlier. Various methods have been employed to obtain the materials for study, but always the effort put forth has been well rewarded, for the fi...

متن کامل

ذخیره 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: Marine Ecology Progress Series

سال: 2002

ISSN: 0171-8630,1616-1599

DOI: 10.3354/meps228153