Results 61 to 70 of about 705,997 (241)

Mortality of the invasive white garden snail Theba pisana exposed to three US isolates of Phasmarhabditis spp (P. hermaphrodita, P. californica, and P. papillosa). [PDF]

open access: yes, 2020
Theba pisana is a serious snail pest in many parts of the world and affects diverse crops including grain, vegetables, grapevines, and ornamental plants and shrubs.
Dillman, Adler R   +3 more
core   +1 more source

The effects of seasonality and parasitism on diet and habitat selection in the common periwinkle

open access: yesOikos, Volume 2026, Issue 4, April 2026.
The common periwinkle Littorina littorea is an ecologically important grazer, known for its strong influence on algal communities and its role in structuring ecosystems. It serves as the first intermediate host for several trematode species in the Baltic Sea, especially for the fluke Cryptocotyle lingua.
Friederike Gronwald   +7 more
wiley   +1 more source

The Effect of Periwinkle Shell Ash Mixed with Cement on Water Absorption and Shrinkage of Lateritic Block

open access: yesBaltic Journal of Real Estate Economics and Construction Management, 2020
The aim of the study is to examine the effect of periwinkle shell ash (PSA) blended with cement on the water absorption and shrinkage of lateritic blocks.
Antia Mfon Ekanem   +2 more
doaj   +1 more source

Investment potentials in shellfish culture in Nigeria [PDF]

open access: yes, 1987
Shellfish are a major but cheap protein source for human consumption as well as source of income for coastal towns and villages of the Niger Delta in Rivers State, Cross River, and Lagos States. A research into the nutritive value of some of these marine
Fineman-Kalio, A.S.
core  

Parasites and personality in periwinkles (Littorina littorea): Infection status is associated with mean-level boldness but not repeatability. [PDF]

open access: yes, 2015
We demonstrate the presence of animal personality in an inter-tidal gastropod, Littorina littorea, both in a sample of individuals infected by the trematode Cryptocotyle lingua and in an uninfected sample.
Briffa, M, Seaman, B
core   +2 more sources

A Morphological Characterization of High Yield Chitin from Periwinkle Shells

open access: yesJournal of Casting & Materials Engineering, 2020
Research on obtaining chitin from periwinkle shell is scarce due to the very low yield of chitin from this kind of shell. Thisstudy reports a method of processing periwinkle shells to obtain high yield, bio-medically suitable chitin. The experimentwas designed using IM and 2M concentrations of HCl for demineralization and a 1M NaOH concentration for ...
Cletus Chiosa Odili   +3 more
openaire   +2 more sources

A limpet's eye view of post‐glacial isostasy: fixed biological indicators provide new sea‐level index points for the Mid‐Holocene relative highstand in eastern Northern Ireland

open access: yesBoreas, Volume 55, Issue 2, Page 585-599, April 2026.
Bioerosional scars made by limpets (Patella) on a cliff in Co. Antrim, Northern Ireland, indicate a Mid‐Holocene RSL of +7.8±0.55 m relative to local mid‐tide level today. This is higher than previous empirical data for the region and extrapolated levels from raised shorelines in Scotland but consistent with some recent GIA models.
Michael J. Simms, Paula J. Reimer
wiley   +1 more source

Tympanotonus fuscatus - its potential and abundance in the mangrove swamps of the upper Bonny River, River State [PDF]

open access: yes, 2005
The Shellfish Tympanotonus fuscatus fisheries was studied in the upper Bonny River of River State. Abundance and size distribution were evaluated through collection of the Shellfish from 4 sampling stations along the River System.
Alfred-Ockiya, J.F., Jamabo, N.
core  

Partitioning of trace metals between soft tissues and shells of Patella aspera [PDF]

open access: yes, 2004
This paper describes the partitioning of iron, manganese, zinc, copper, cadmium, cobalt, nickel and lead between the soft tissues and the shells of the gastropod mollusc Patella aspera. Specimens of the limpet P aspera were collected from a clean coastal
Bebianno, Maria João   +2 more
core   +1 more source

Bioaccumulation of Heavy Metals in Finfish and Shellfish Samples From Tano River, Ghana: A Food Safety Issue

open access: yesAquaculture Research, Volume 2026, Issue 1, 2026.
This study investigates mercury (Hg), cadmium (Cd), and arsenic (As) contamination in water, sediments, finfish, and shellfish from the Tano River in Ghana’s Western North Region. Forty‐eight fish and shellfish samples (12 species) and 27 paired water/sediment samples were analyzed.
Harold Kobena Appiah   +5 more
wiley   +1 more source

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