Decreased foraging return in shellfishing? Species composition and shell size of blue mussel (Mytilus edulis) from a Late Holocene site of the South Coast of Tierra del Fuego

2017 ◽  
Vol 427 ◽  
pp. 160-169 ◽  
Author(s):  
A. Francisco Zangrando ◽  
Germán Pinto Vargas ◽  
Angélica M. Tivoli
2015 ◽  
Vol 81 ◽  
pp. 343-359 ◽  
Author(s):  
Nicholas Sutton ◽  
Glenn Summerhayes ◽  
Anne Ford

Over 40 years of archaeological investigations along the south coast of Papua New Guinea has identified a rapid succession of cultural changes during the late Holocene. The so-called ‘Papuan Hiccup’ (c. 1200–800 cal bp) is a poorly understood period of socio-economic upheaval along the coast, identified mainly from changes in archaeological ceramic styles and settlement patterns. During this period, the region-wide Early Papuan Pottery (EPP) tradition diverges into separate, localised ceramic sequences that have generic associations with local ethnographic wares. A correspondence between the timing of the Papuan Hiccup and a period of peak El Niño-Southern Oscillation (ENSO) activity implies a link between cultural and climate change. This paper explores this relationship further by examining changes in interaction networks along the south coast of Papua New Guinea, specifically focusing on chert artefacts. Chemical characterisation (portable X-Ray Fluorescence; pXRF) and technological analysis are used to map changes in lithic technology over time, including access to raw materials and technological organisation, at the site of Taurama, a prehistoric coastal village site that was occupied both prior to and after the Papuan Hiccup. Although the sample sizes are small and the interpretations necessarily circumscribed, it is argued that changes in the number of chert sources being exploited and in the intensity of core reduction at Taurama may be related to climate change in the region.


2016 ◽  
Vol 4 (5) ◽  
Author(s):  
Kaisa Thorell ◽  
Betty Collin ◽  
Bodil Hernroth ◽  
Åsa Sjöling

Vibrio choleraeserogroups O1 and O139 are commonly associated with diarrhea, while non-O1-O139 strains may cause wound infections. Here, we present the genome sequences of twoV. choleraestrains isolated from blue mussels (Mytilus edulis) collected in coastal waters of southern Sweden.


2018 ◽  
pp. 0-0 ◽  
Author(s):  
Atilio Francisco Zangrando ◽  
Hein B. Bjerck ◽  
Ernesto L. Piana ◽  
Heidi M. Breivik ◽  
Angélica M. Tivoli ◽  
...  

Author(s):  
P. J. Reay

This paper is concerned with the biology of the sandeel, Ammodytes tobianus L., in Langstone Harbour, Hampshire; this was the main area studied in a survey of sandeel populations which are exploited for bait along the south coast of England. Aspects considered are the relative occurrence of the spawning groups; spawning seasons; population structure in terms of length, sex, age and maturity; mortality; annual growth; seasonal growth; and condition. The seasonal pattern of otolith growth and its application to the back-calculation technique, has been described elsewhere (Reay, 1972).A. tobianus forms over 95% of the total sandeel catch in Langstone Harbour. Hyperoplus lanceolatus (Le Sauvage) is the only other species to occur regularly, but individuals of the three other British species, A. marinus Raitt, H. immaculatus (Corbin), and Gymnammodytes semisquamatus (Jourdain), have also been recorded. This pattern of species composition is also found in the other inshore areas studied along the south coast.


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