aquatic energy biomass
51Sonar — This article is about underwater sound propagation. For atmospheric sounding, see SODAR. For other uses, see Sonar (disambiguation) …
52Marine snow — Underway recovery of a sediment trap used to collect marine snow and estimate export production In the deep ocean, marine snow is a continuous shower of mostly organic detritus falling from the upper layers of the water column. It is a… …
53Bioluminescence — Flying and glowing firefly, a.k.a. Photinus pyralis …
54Ecological pyramid — An interesting face(or Trophic pyramid) is a graphical representation designed to show the biomass or productivity at each trophic level in a given ecosystem. Biomass pyramids show the abundance or biomass of organisms at each trophic level,… …
55Nannochloropsis and biofuels — Nannochloropsis viewed under a light microscope photobioreactor ( …
56Dead zone (ecology) — This article is about the oceanic phenomenon. For other uses, see Dead Zone (disambiguation). Red circles show the location and size of many dead zones. Black dots show dead zones of unknown size. The size and number of marine dead zones areas… …
57Krill — Euphausiacea A northern krill (Meganyctiphanes norvegica) Scientific classification Kingdom …
58Natural Resources Research Institute — Natural Resources Research Institute. The Natural Resources Research Institute (NRRI) is a U.S. based research institute established by the Minnesota state legislature within the University of Minnesota Duluth. NRRI is a non profit applied… …
59Fossil-fuel power station — A working coal plant in Rochester, Minnesota The St. Clair Power Plant, a large coal fired ge …
60Hydroelectricity — The Gordon Dam in Tasmania is a large hydro facility, with an installed capacity of 430 MW …
