benthos


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benthos

(bĕn′thŏs′)
n.
The collection of organisms living on or in the bottom of a body of water.

ben′thic (-thĭk), ben·thon′ic (bĕn-thŏn′ĭk) adj.

benthos

the organisms that live on the bed of the sea or a lake, ranging from the high-water mark to the deepest trenches. Benthic organisms are subdivided into littoral (to 40 m deep), sublittoral (41–200 m), bathyal (200–4000 m), abyssal (4001–6000 m) and hadal (>6000 m). See SEA ZONATION.

benthos

bottom of the sea or other body of water; said of cyanobacteria which grow on submerged rocks in alpine lakes and cause sudden death in cattle at pasture during summer months.
References in periodicals archive ?
Strauss's (1979) Linear Food Selection Index was used to quantify prey selection in the diet relative to the benthos to estimate consumptive demand of Slimy Sculpin.
Total 3 families of benthos were identified under this taxonomic group (Table 3).
We are reporting the first macroinvertebrate inventory including fauna of benthos and water column from this Ramsar site.
Despite being the second most abundant family in the benthos Simuliidae was not a preferred prey for both species.
Ewa-Oboho et al (2008) reported that the benthos production is also affected by the dredging activity as it may buried by dredge spoil or by sedimentation of fine suspended particles over it.
1) The sampling method of plankton in relation to the sampling method of benthos (the presence of adults was only detected in 4 of the 8 localities sampled);
Significant temporal variations in zooplankton and benthos abundances have been reported from shrimp pond studies; coupled with gut content analysis, the changes in abundance of both prey types was attributed to active grazing by shrimp Penaeus vannamei (Martinez-Cordova et al.
Charles Peterson (Chapter 6) reviews the benthos and nearshore communities from an ecological perspective that is different in tone from the process-based approaches used elsewhere in the volume, but this is also a very effective summary of the state of the knowledge on species interactions and biodiversity in the Gulf of Alaska.
document the role of the Ontario Benthos Biomonitoring Network (OBBN) in the development of social capital, environmental action and problem solving ability.