In situ method for measurements of community clearance rates on shallow water bivalve populations

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In situ method for measurements of community clearance rates on shallow water bivalve populations. / Winding Hansen, Benni; Dolmer, Per; Vismann, Bent.

In: Limnology and Oceanography: Methods, Vol. 9, 2011, p. 454-459.

Research output: Contribution to journal › Journal article › Research › peer-review

Harvard

Winding Hansen, B, Dolmer, P & Vismann, B 2011, 'In situ method for measurements of community clearance rates on shallow water bivalve populations', Limnology and Oceanography: Methods, vol. 9, pp. 454-459. https://doi.org/10.4319/lom.2011.9.454

APA

Winding Hansen, B., Dolmer, P., & Vismann, B. (2011). In situ method for measurements of community clearance rates on shallow water bivalve populations. Limnology and Oceanography: Methods, 9, 454-459. https://doi.org/10.4319/lom.2011.9.454

Vancouver

Winding Hansen B, Dolmer P, Vismann B. In situ method for measurements of community clearance rates on shallow water bivalve populations. Limnology and Oceanography: Methods. 2011;9:454-459. https://doi.org/10.4319/lom.2011.9.454

Author

Winding Hansen, Benni ; Dolmer, Per ; Vismann, Bent. / In situ method for measurements of community clearance rates on shallow water bivalve populations. In: Limnology and Oceanography: Methods. 2011 ; Vol. 9. pp. 454-459.

Bibtex

@article{ed320c92fe484051a24814fa2290dd35,
title = "In situ method for measurements of community clearance rates on shallow water bivalve populations",
abstract = "An open-top chamber was designed for measuring ambient community clearance rate on undisturbedbivalve populations in the field. The chamber was pressed 5-10 cm down in the sediment on the mussel bed. Itholds approximately 30-40 cm water column equal to a volume of 43-77 L. It was provided with an air lift connectedto a SCUBA diver pressure tank generating a continuous and gentle water circulation. This ensures acomplete mixture of suspended particles, and thereby, a maximum filtration by the bivalves. An in situ fluorometerwas mounted to record plant pigment reduction due to mussel clearance in real-time. To calibrate thein situ fluorometer triplicate water samples were obtained initially in each of the bivalve filtration measurements.The water samples were filtrated, extracted, and later analyzed for plant pigment concentration ona laboratory spectrophotometer. The main conclusion is that bivalve community clearance was an order of magnitudelower than predicted from laboratory extrapolations, which we explain by a natural variable activitylevel among the individuals in a given bivalve assemblage",
author = "{Winding Hansen}, Benni and Per Dolmer and Bent Vismann",
year = "2011",
doi = "10.4319/lom.2011.9.454",
language = "English",
volume = "9",
pages = "454--459",
journal = "Limnology and Oceanography: Methods",
issn = "1541-5856",
publisher = "Wiley",

}

RIS

TY - JOUR

T1 - In situ method for measurements of community clearance rates on shallow water bivalve populations

AU - Winding Hansen, Benni

AU - Dolmer, Per

AU - Vismann, Bent

PY - 2011

Y1 - 2011

N2 - An open-top chamber was designed for measuring ambient community clearance rate on undisturbedbivalve populations in the field. The chamber was pressed 5-10 cm down in the sediment on the mussel bed. Itholds approximately 30-40 cm water column equal to a volume of 43-77 L. It was provided with an air lift connectedto a SCUBA diver pressure tank generating a continuous and gentle water circulation. This ensures acomplete mixture of suspended particles, and thereby, a maximum filtration by the bivalves. An in situ fluorometerwas mounted to record plant pigment reduction due to mussel clearance in real-time. To calibrate thein situ fluorometer triplicate water samples were obtained initially in each of the bivalve filtration measurements.The water samples were filtrated, extracted, and later analyzed for plant pigment concentration ona laboratory spectrophotometer. The main conclusion is that bivalve community clearance was an order of magnitudelower than predicted from laboratory extrapolations, which we explain by a natural variable activitylevel among the individuals in a given bivalve assemblage

AB - An open-top chamber was designed for measuring ambient community clearance rate on undisturbedbivalve populations in the field. The chamber was pressed 5-10 cm down in the sediment on the mussel bed. Itholds approximately 30-40 cm water column equal to a volume of 43-77 L. It was provided with an air lift connectedto a SCUBA diver pressure tank generating a continuous and gentle water circulation. This ensures acomplete mixture of suspended particles, and thereby, a maximum filtration by the bivalves. An in situ fluorometerwas mounted to record plant pigment reduction due to mussel clearance in real-time. To calibrate thein situ fluorometer triplicate water samples were obtained initially in each of the bivalve filtration measurements.The water samples were filtrated, extracted, and later analyzed for plant pigment concentration ona laboratory spectrophotometer. The main conclusion is that bivalve community clearance was an order of magnitudelower than predicted from laboratory extrapolations, which we explain by a natural variable activitylevel among the individuals in a given bivalve assemblage

U2 - 10.4319/lom.2011.9.454

DO - 10.4319/lom.2011.9.454

M3 - Journal article

VL - 9

SP - 454

EP - 459

JO - Limnology and Oceanography: Methods

JF - Limnology and Oceanography: Methods

SN - 1541-5856

ER -

ID: 33752548