Results 121 to 130 of about 54,887 (227)

Cavefish Population Status and Environmental Quality in Cave Springs Cave, Arkansas - Final Report submitted to Arkansas Natural Heritage Commission [PDF]

open access: yes, 1999
This report summarizes the continuing effort to monitor environmental quality in the Cave Springs Cave Natural Area and to implement the Ozark Cavefish Recovery Plan.
Brown, Arthur V., Graening, G. O.
core   +2 more sources

Effect of Liquid Nitrogen Freezing on Maintaining the Quality of Crayfish During Freeze–Thaw Cycles: Muscle Structure and Myofibrillar Proteins Properties

open access: yesFoods
The quality of frozen crayfish (Procambarus clarkii) is challenged by freeze–thaw (FT) cycles during storage. The effect of freezing methods on the quality of crayfish during FT cycles was investigated by comparing physicochemical properties ...
Zongna Teng   +5 more
doaj   +1 more source

The Co-ordination of Swimmeret Movements in the Crayfish, Procambarus Clarkii (Girard) [PDF]

open access: yes, 1960
1. Electrical activity recorded in the first roots of the abdominal nerve cord show bursts of activity which accompany rhythmic movements of the swimmerets. These bursts persist when a root is cut distal to the electrodes. 2.
Hughes, G. M., Wiersma, C. A. G.
core  

Effect of Escherichia coli endotoxin on Archachatina marginata haemolymph coagulation system [PDF]

open access: yes, 2010
The effect of _E. coli_ endotoxin on the heamolymph coagulation response of _Archachatina marginata_ was studied. Heamocyte Lysate(HL), Haemocyte Lysate Supernatant(HLS) and Haemocyte Lysate Debris (HLD) were exposed to _Escherichia coli_ endotoxin ...
Adenike Oladiji   +4 more
core   +1 more source

Behavioral thermoregulation in the American lobster Homarus americanus [PDF]

open access: yes, 1995
It is generally accepted that water temperature has a strong influence on the behavior of the American lobster Homarus americanus. However, there is surprisingly little behavioral evidence to support this view. To haracterize
Al-Ayoub, Saud Abdulazziz   +3 more
core   +1 more source

Mussels as Biomonitors of Lake Water Microcystin: A Final Report for the Summer 2000 Microcystin Monitoring Study [PDF]

open access: yes, 2001
Mussel surveys performed in Baboosic, Depot, Little Squam, Squam, Lovell, North River, Northeast ...
Hathaway, Richard A., II
core   +2 more sources

The Possible Role of Extra-ocular Photoreceptors in the Entrainment of Lobster Circadian Rhythms to Light:Dark Cycles [PDF]

open access: yes, 2013
The American lobster, Homarus americanus, is a decapod crustacean whose daily nocturnal rhythms of activity are driven, in part, by an internal biological clock. While this circadian clock is capable of producing a rhythm of approximately 24 hours on its
McKinney, Sara A
core   +1 more source

Limnological, Ichthyological, and Parasitological Investigations on Arkansas Reservoris in Relation to Water Quality [PDF]

open access: yes, 1974
Lake Fort Smith, a 525 acre (212 ha) reservoir, was impounded in 1936 as a water supply for the city of Fort Smith. The reservoir is located on Clear Creek (Frog Bayou), a tributary of the Arkansas River, in the Boston Mountains 28 miles (45 km ...
Becker, David A.   +5 more
core   +2 more sources

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