Results 41 to 50 of about 107,280 (206)

An evaluation of the effects of blue crab (Callinectes sapidus) behavior on the efficacy of crab pots as a tool for estimating population abundance [PDF]

open access: yes, 2011
Crab traps have been used extensively in studies on the population dynamics of blue crabs to provide estimates of catch per unit of effort; however, these estimates have been determined without adequate consideration of escape rates.
Clark, Kelton L., Sturdivant, S. Kersey
core   +1 more source

The Ability of Horseshoe Crabs (Limulus polyphemus) To Detect Changes in Temperature [PDF]

open access: yes, 2016
Previous studies have suggested that horseshoe crabs prefer warm water, suggesting that they may be able to detect changes in water temperature. The overall goal of this study was to test this hypothesis.
Vaattovaara, Vilma   +1 more
core   +1 more source

New Report of Two Species of Crabs, Cycloes granulosa and Pugettia vulgaris (Crustacea: Decapoda) Collected from Korea

open access: yesAnimal Systematics, Evolution and Diversity, 2015
Two species of crabs, Cycloes granulosa and Pugettia vulgaris, are described and illustrated for the first time in Korea. The former is the first species of calappoid genus Cycloes and characterized by having a minute lateral spine on the margin of ...
Yang, Kea Cheong   +2 more
doaj   +1 more source

Aspects of the biology of the lagoon crab Callinectes amnicola (Derocheburne) in Badagry, Lagos and Lekki lagoons, Nigeria [PDF]

open access: yes, 2003
A preliminary report of the size, composition, growth pattern and food habits of the blue crab, Callinectes amnicola, (De Rocheburne) in the Badagry, Lagos and Lekki Lagoons (Nigeria) is presented.
Lawal-Are, A.O.
core  

Egg development, hatching rhythm and moult patterns in Paralomos spinosissima (Decapoda: Anomura: Paguroidea: Lithodidae) from South Georgia waters (Southern Ocean) [PDF]

open access: yes, 2007
Larval release, hatching rhythms and moult patterns were examined in a captive population of the subantarctic lithodid, Paralomis spinosissima from the South Georgia and Shag Rocks region.
AM Wenner   +26 more
core   +1 more source

Distribution of Cryptopotamon anacoluthon (Kemp, 1918) (Crustacea: Brachyura: Potamidae), a freshwater crab endemic to Hong Kong

open access: yesJournal of Threatened Taxa, 2017
Cryptopotamon anacoluthon Kemp, 1918 is a tropical freshwater crab currently considered endemic to Hong Kong. The species is more widely distributed than previously known and potentially occurs outside Hong Kong. However, its habitat is under threat from
David John Stanton   +2 more
doaj   +1 more source

Are infestations of Cymomelanodactylus killing Acropora cytherea in the Chagos archipelago? [PDF]

open access: yes, 2010
Associations between branching corals and infaunal crabs are well known, mostly due to the beneficial effects of Trapezia and Tetralia crabs in protecting host corals from crown-of-thorns starfish (e.g., Pratchett et al.
B. Mayes   +7 more
core   +2 more sources

Coupling between fast and slow oscillator circuits in Cancer borealis is temperature-compensated

open access: yeseLife, 2021
Coupled oscillatory circuits are ubiquitous in nervous systems. Given that most biological processes are temperature-sensitive, it is remarkable that the neuronal circuits of poikilothermic animals can maintain coupling across a wide range of ...
Daniel Powell   +3 more
doaj   +1 more source

Blue Crab, Callinectes sapidus, Retention Rates in Different Trap Meshes [PDF]

open access: yes, 1998
Percent escapements of blue crabs, Callinectes sapidus, by size and sex were determined for commercially available 38.1 mm square and hexagonal meshes and for five experimental squares.
Guillory, Vincent
core  

Inter-population variability in the reproductive morphology of the shore crab (Carcinus maenas): Evidence of endocrine disruption in a marine crustacean? [PDF]

open access: yes, 2005
Environmental contaminants that are capable of causing endocrine disrupting effects are currently a major cause for concern. These chemicals are known to influence the reproductive development of vertebrates by mimicking or antagonising the actions of ...
Brian, JV
core   +1 more source

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