Snorkelers observed only one benthic fish, a darter, in a smallmouth bass nest in Lake Opeongo. |
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Ice scour is a major structuring force in nearshore marine benthic Antarctic communities. |
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Both adults and juveniles feed on benthic algae as well as on benthic and planktonic crustacea. |
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The Baltic clam achieves highest densities in mesohaline habitats of the bay where it ranks first in benthic infaunal biomass. |
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Zone 5 is characterized by deep-shelf, pro-deltaic, and shelf edge settings below storm wave base and generally lacking benthic calcareous algae. |
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Most mesopelagic species are either red or black and most deep-sea benthic species range from pale yellow to red. |
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Unlike other whitefishes, which feed on plankton and benthic invertebrates, inconnu are mainly piscivorous. |
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The planktonic centric diatom Actinocyclus nonnanhi was the primary vector of tracer nitrogen to benthic and water-column organisms. |
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These species are small-bodied, cold water species that are generalist feeders on planktivorous zooplankton and benthic organisms. |
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Also, other microfossils such as diatoms, radiolaria, and planktonic and benthic foraminifera are useful in certain parts of the Palaeocene. |
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Their essentially two-dimensional mode of growth often brings them into contact with other benthic organisms that tend to overgrow them. |
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There is no escape for the benthic epifauna in space or time-they must be grazer resistant. |
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Much of this distinctiveness can now be ascribed to the influence of Actinocyclus normanii in both the planktonic and benthic food webs. |
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The blue marlin occupies a high trophic level, feeding on pelegic and benthic organisms in the ecosystem of the open ocean. |
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Spirorbis borealis, another benthic, tubicolous polychaete, releases its larvae at the first and third quarters of the moon. |
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Many benthic and nektonic organisms experienced a major crisis, including calcareous and organic-walled phytoplankton. |
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Faecal pellets of zooplankton and benthic crustaceans can also have a different mineralogy from the suspended clay in the ambient sea water. |
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New coastal ocean remote sensing techniques permit benthic habitats to be explored with higher resolution than ever before. |
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Both nektonic and benthic forms are known, although both were motile to varying degrees. |
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Gobies and blennies combined make up a dominant portion of the small fish inhabiting benthic tropical reefs around the world. |
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For example, benthic diatoms were present on intertidal mudbanks. |
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Reichardt found algal fragments on both sides of the Peninsula and suggested that algal material provided an additional carbon source to deep water benthic infauna. |
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Marine sponges are an essential and highly diverse component of marine benthic communities, ranging from the euryhaline estuarine, to intertidal, to the deep-sea. |
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Only in low-energy environments is the sea bottom stable enough to allow the benthic, temperate carbonate producers to develop their calcareous skeletons. |
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The fossil content consists of ammonites, belemnites, brachiopods, echinoderms, bivalves, crinoids, gastropods, ostracodes and benthic foraminifers. |
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In elasmobranchs, we hypothesize that vagility increases with body size, vagility is lowest in benthic species, higher in benthopelagic species, and highest in pelagic species. |
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Bearded seals and walrus, feed in relatively shallow waters and rely on benthic prey associated with continental shelf areas and rely on annual sea ice for pupping. |
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Pelagic species were from the Chaetognatha, Cnidaria, Crustacea, Ctenophora, and Mollusca, and benthic species were from the Chordata, Crustacea, Mollusca, and Echinodermata. |
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The carbonate products are made up of oolitic grains, oolitic gravels, benthic foraminifers and crinoid ossicles, in decreasing order of abundance. |
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The Harpactacoida are primarily benthic evident by their vermiform bodies. |
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No information on the phenological plasticity of other benthic freshwater algae or on their capacity to acclimate to the naturally changing light environment is available. |
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In contrast, the many shale layers seem to be poor in macrofossils largely because they were deposited at depth below the photic zone as indicated by benthic foraminifera. |
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The Kinorhyncha are microscopic, bilaterally symmetrical, exclusively free-living, benthic, marine animals and ecologically part of the meiofauna. |
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Unlike the fusulinides, lagenides survived both the end-Guadalupian and end-Permian mass extinctions to become dominant elements of the Mesozoic calcareous benthic microfauna. |
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Based upon the presence of calcareous algae, benthic foraminifera and nudists, a lagoonal environment has been suggested for the upper part of the Ocozocuautla Formation. |
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Petrographic study reveals clusters of small grapestone particles, including benthic foraminifera, spines and calcite crystals encrusted by micrite. |
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In other words, much of metazoan evolution was cryptic, bound up in tiny animals devoid of skeletons and perhaps surviving as interstitial benthic microfauna. |
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The main diet of deep sea benthic fish is invertebrates of the deep sea benthos and carrion. |
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Yet they are strictly benthic fish, since they stay in contact with the bottom. |
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The importance of some epibenthic predators on the density of juvenile benthic microfauna in the Danish Wadden Sea. |
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Sewage, it turns out, is good for benthic infauna, the basis for much inshore fish production and growth. |
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A comparison of the effects of kelp and crude oil in sediments on the colonization and growth of benthic infauna. |
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Response of benthic foraminifers to sewage discharge and remediation in Santa Monica Bay, California. |
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Contribution of symbiotic chemoautotrophs to the nutrition of benthic invertebrates. |
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The final habitat variable used in this analysis was an index of prey availability for the species that consumed large or benthic prey. |
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We routinely collect ctenophores with sediment in their stomodea and with benthic materials in their food grooves. |
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Application of large benthic foraminifera as a tool for interpretation of paleoclimate and water depth, in the Ziyarat Formation, Alborz, Iran. |
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Of the benthic species, polychaeta and cladocera seems to be heavily affected. |
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Periphytic taxa in this study include all epilithic, epipelic, epiphytic, and shallow-water benthic life forms. |
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We also examined the region's benthic biology to assess how biological activity might affect sea floor erodibility. |
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Miliolidsdominate benthic foraminifer assemblages reflect decreased circulation and probably reduced oxygen contents or euryhaline conditions. |
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The stomach contents of harbour porpoises suggests that they mainly feed on benthic fish, and sometimes pelagic fish. |
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Benthos is the community of organisms which live on, in, or near the seabed, the area known as the benthic zone. |
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Many benthic copepods eat organic detritus or the bacteria that grow in it, and their mouth parts are adapted for scraping and biting. |
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The benthic species include Coryphaenoides rupestris, Argentina silus, Etmopterus spinax, Chimaera monstrosa and Glyptocephalus cynoglossus. |
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The benthic fauna on the bank contains species that live on a hard substrate, such as sea anemones and polyps. |
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The young cod then move to the seabed and change their diet to small benthic crustaceans, such as isopods and small crabs. |
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Primarily benthic, bearded seals feed on a variety of small prey found along the ocean floor, including clams, squid, and fish. |
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Aside from the large numbers of organisms actually consumed by the walrus, its foraging has a large peripheral impact on benthic communities. |
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They are bottom feeders, mainly eating crustaceans and benthic invertebrates. |
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Sturgeon are primarily benthic feeders, with a diet of shells, crustaceans and small fish. |
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Midwater trawling is towing the trawl through free water above the bottom of the ocean or benthic zone. |
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Benthos are the organisms that live in the benthic zone, and are different from those elsewhere in the water column. |
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Because of their reliance on it, microbes may become spatially dependent on detritus in the benthic zone. |
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Beginning research is being made on benthic assemblages to see if they can be used as indicators of healthy aquatic ecosystems. |
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Benthic assemblages in urbanized coastal regions are not functionally equivalent to benthic assemblages in untouched regions. |
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However, the relative contributions of benthic habitats within specific ecosystems are poorly explored and more research is needed. |
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As a consequence of these blooms, benthic macrophyte populations were deprived of light, while anoxia caused mass mortality in marine animals. |
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The most conspicuous aspect of the footage was the swarm of benthic amphipods. |
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As they enter coastal waters, the animals essentially transform from a pelagic oceanic organism to a benthic continental organism. |
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The benthic fauna of the seamounts is dominated by suspension feeders, including sponges and true corals. |
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As well as the fishes being overexploited the benthic communities were destroyed by the trawling gear. |
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The benthic species are attracted to structural oases, such as hydrothermal vents, cold seeps, and shipwrecks. |
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As well as being important apex predators in the benthic habitat, some species are also notable as scavengers. |
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In contrast, deep water benthic species, are in orders that include many related shallow water fishes. |
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This is the midnight or bathypelagic zone, extending from 1000 m to the bottom deep water benthic zone. |
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The bodies of deep water benthic fishes are muscular with well developed organs. |
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Smell is also important, as indicated by the rapidity with which benthic fish find traps baited with bait fish. |
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Deep sea benthic fish can be divided into strictly benthic fish and benthopelagic fish. |
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Usually, strictly benthic fish are negatively buoyant, while benthopelagic fish are neutrally buoyant. |
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In the nearshore regions of Baikal, the largest benthic biomass is sponges. |
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Bioclasts are composed of benthic foraminifera, various-sized bivalve fragments, radiolaria, echinoid fragments, bryozoa and pelagic fossils. |
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Waugoshance point is an ideal consolidated substrate, wave zone habitat, and this was evidenced by the more lotic benthic fauna found there. |
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Taxonomic resolution of benthic macroinvertebrate communities in bioassessments. |
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Altogether 40 taxa of macrophytes and 47 taxa of benthic invertebrates were identified. |
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It is an effective tool for mapping shallow benthic habitats, monitoring seagrass beds, and characterizing the ecological condition of the epibenthos. |
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Hill stated that mass mortality was particularly evident in sessile and slow moving benthic organisms in the St Lucia estuarine system, during periods of elevated salinities. |
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In oceanic environments, benthic habitats can also be zoned by depth. |
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Sharks exhibit numerous body morphologies ranging from the fusiform shape of the mako shark Isurus oxyrhynchus to the almost anguilliform shape of the benthic species. |
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Harmful algal blooms are caused by a diverse group of organisms, including toxic and noxious phytoplankton, some protists, cyanobacteria, benthic algae, and macroalgae. |
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Utilizing Heal the Bay's citizen science bioassessment data, we examined the impact of New Zealand mudsnails on benthic macroinvertebrates in the Malibu Creek Watershed. |
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Ciguatera toxin is produced by benthic dinoflagellate plankton in the genus Gambierdiscus, which live on dead coral surfaces and bottom-dwelling algae. |
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In his study, MacLeod analyzed the fossilized shells of 90 million-year-old planktic and benthic foraminifera, single-celled organisms about the size of a grain of salt. |
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Dragonets are small, often colorful, benthic fishes found in coastal tropical waters of the Atlantic, Indian, and Pacific Oceans, but primarily in the Indo-West Pacific. |
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Further, the mineralised phyla that form the basis of the fossil record may not be representative of other phyla, since most mineralised phyla originated in a benthic setting. |
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The mix of anoxic oceans and ocean acidification due to metal loading led to increasingly acidic oceans, which ultimately led to the extinction of benthic species. |
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Deep sea benthic fishes are more likely to associate with canyons or rock outcroppings among the plains, where invertebrate communities are established. |
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The Pectinidae play an extremely important role in many benthic communities and exhibit a wide range of shell shape, sizes, sculpture, and culture. |
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Marine diatoms can be collected by direct water sampling, though benthic forms can be secured by scraping barnacles, oyster shells, and other shells. |
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Because the benthic system regulates energy in aquatic ecosystems, studies have been made of the mechanisms of the benthic zone in order to better understand the ecosystem. |
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Physical habitat damage from drilling and dredging operations, combined with possible impacts of oil and chemical spills on benthic prey communities also warrants concern. |
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Strictly benthic fish stay in constant contact with the bottom. |
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Thus, nodule mining could cause habitat alteration, direct mortality of benthic creatures, or suspension of sediment, which can smother filter feeders. |
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It is also possible that the high densities of fishes has more to do with the fish life histories and interaction with the benthic fauna of the seamount. |
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In California's Tomales Bay, native oyster presence is associated with higher species diversity of benthic invertebrates but other ecosystem services have not been studied. |
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The benthic zone or seabed provides a home for both static organisms, anchored to the substrate, and for a large range of organisms crawling on or burrowing into the surface. |
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Many potentially toxic chemicals adhere to tiny particles which are then taken up by plankton and benthic animals, most of which are either deposit feeders or filter feeders. |
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Walruses live mostly in shallow waters above the continental shelves, spending significant amounts of their lives on the sea ice looking for benthic bivalve mollusks to eat. |
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Removing parts of the sea floor disturbs the habitat of benthic organisms, possibly, depending on the type of mining and location, causing permanent disturbances. |
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Do stonefly predators influence benthic distributions in streams? |
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Pseudocandona rostrata is a benthic cold stenothermal species documented from small lakes, springs and interstitial groundwater, and its adults dominate in the summer period. |
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The fish in the different pelagic and deep water benthic zones are physically structured, and behave in ways, that differ markedly from each other. |
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In each sector, three sampling sites were randomly selected for the surveys of benthic assemblages on rocky reefs from the lower midlittoral and the shallow infralittoral. |
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Sources of food for benthic communities can derive from the water column above these habitats in the form of aggregations of detritus, inorganic matter, and living organisms. |
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Attached to the surface are coiled serpulid worm skeletons, muddy or chitinous tube worm casts up to 5 cm long, brittle starfish, and benthic foraminifera. |
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