43 pages matching require in this book
Results 1-3 of 43
What people are saying - Write a review
We haven't found any reviews in the usual places.
The Marine Environment
List of Tables Table 1 Constituents of oceanic seawater
62 other sections not shown
accumulation activated carbon aeration airlift algae algal growth ammonia anemones aquaria aquarist biological filter biological filtration biological load bottom brine shrimp brittle stars bubbles bulbs calcareous calcium carbon dioxide cells chemical clean colonies color compounds contains coral reef crabs denitrifying designed detritus dissolved feeding filter feeders filter media filter system fish and invertebrates flow rate food organisms freshwater gallons gravel important inches invertebrates larvae levels live rock lobsters marine aquarium systems marine systems molecules nitrate nitrifying bacteria nitrogen nutrients oxygen ozone parasites particles phylum plankton plants plastic pores produce protein foam skimmer protein skimmer pump redox potential reef systems reef tank remove require rotifer salinity salt saltwater seawater sediments shell siphon species sponges structure substrate surface area system water temperature tiny tion trickle filter tube undergravel filter unit usually valve water change water flow water quality worms