Stargo Sandbox Digger Excavator Crane with 360-degree Rotation and Hard Hat for Excellent Sand Dirt and Snow Solid Steel Outdoor Toy

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With the carriage built and the seat attached the next step was to mount the the 3/4" pipe flange. The flange was mounted to the underside of the carriage, roughly in the center. After the flange was installed the 3/4" pipe was screwed into it to create the male end of the pivot. Environmental Records Information Centre North East, 2018.ERIC NE Combined dataset to 2017. Occurrence dataset: http://www.ericnortheast.org.ukl accessed via NBNAtlas.org on 2018-09-38 Summers a great time to be a kid. One of my favorite memories from childhood is of days spent in the local park playing on the awesome sand digging excavators. I spent hours digging sand, looking for buried treasure, (and occasionally finding cat poop), and in general having a great time. So now that I have a few nieces and nephews who are the right age, I decided that I would build a sand digger of my own so that they could find the same enjoyment from it that I found in my youth. A strong & durable Sand Digger, which rotates 360°. Designed for younger users, this fun little sand digger will keep kids occupied for hours in the sand pit! An alternative to our sandplay modules. EvidenceNo information concerning non-native species that might affect abundance or survival of Bathyporeia pelagica was found.

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Cabioch, L., Dauvin, J.C. & Gentil, F., 1978. Preliminary observations on pollution of the sea bed and disturbance of sub-littoral communities in northern Brittany by oil from the Amoco Cadiz. Marine Pollution Bulletin, 9, 303-307. My son and our dog used to have a competition to see who could dig the bigger holes. (Sorry son, but Sam the dog won. Every time.) And I’ve had more than one bed of daffodils upturned by an overly exuberant child bent on destroying my freshly planted flowers. Even now, every time we pass a construction zone, my kids, especially my youngest son, are fascinated by these big rig machines. I can only think that he's imagining that he’s pretending to be a construction worker, making his way all the way to the center of the earth. Or maybe he just wants to make a hole. Who knows? I should get him to dig a hole to replant some flowers... Lincoln, R.J., 1979. British Marine Amphipoda: Gammaridea. London: British Museum (Natural History). After feeding on the prey the larvae will pupate and eventually emerges from the nest as an adult wasp. This adult wasp will then look for a mate and if the wasp is a female, she will begin to prepare and provision a nest for its own eggs. Evidence Bathyporeia pelagica is infaunal and is not likely to be directly affected by increased light penetration of the water column caused by a decrease in turbidity.

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EvidenceHayward (1994) states that seawater temperatures vary little between day and night, and seasonal variations tend to be slow and gradual, allowing animals to respond through behavioural changes. However, at low tide air temperature becomes critically important to intertidal animals, and on sandy beaches the habitat, from the surface to a depth of several centimetres, can experience large variations in temperature during a single tidal cycle (Hayward, 1994). For instance, Khayrallah & Jones (1978b) reported the temperature range of sand at a depth of 1 cm during neap tide periods, to be from -2°C in February 1973 to a maximum of 25°C in July 1977. The effects of increased temperature are not necessarily direct, and may be related more to the resultant changes in other factors, especially oxygen (Eltringham, 1971; Hayward, 1994). For interstitial sand dwellers such as Bathyporeia pelagica, increased temperatures may be deleterious through an effect on oxygen levels. In the surface layer of the substratum, higher temperatures promote bacterial growth, especially on beaches with a higher organic content e.g. decaying seaweed, so that the interstitial water is rapidly depleted of oxygen for the period before it is replenished by the flood tide. An intolerance assessment of low has been made owing to the fact that the deleterious effects of high temperature upon a species are not necessarily direct, but rather related to the exacerbated influences of other factors e.g. depleted oxygen or salinity change. evidence of sub-lethal effects or reduced reproductive potential of a population of the species or community of interest will be assessed as low sensitivity.

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EvidenceThe sandy shore environment favoured by Bathyporeia pelagica has a characteristically low level of organic matter. As an epistrate feeder, Bathyporeia pelagica feeds upon the film of diatoms and bacteria adhering to individual sand particles. Nutrient enrichment would enhance the growth of episammic diatoms and bacteria as nutrients are probably limiting. A flourishing population of bacteria would utilize oxygen for the oxidization of the resulting organic matter, possibly causing hypoxia. Bathyporeia pelagica has been assessed to be intolerant of hypoxic conditions (see oxygenation below). Intolerance has been assessed to be high owing to the fact that an increase in nutrient levels would probably result in the species being exposed to conditions outside its habitat preferences. Recovery has been assessed to be moderate owing to the length of time it may take to return to prior conditions. For instance the normal fauna of clean sandy beaches had only partially recovered after three years after the opening of a sewage works and resultant reduction in organic enrichment in the Firth of Forth (Read et al., 1983). EvidenceThe strength of wave action determines the topography, slope and width of the intertidal. An increase in wave exposure would alter the shore through increased erosion (which may not be compensated for by deposition) and leave a coarser substratum. Intolerance has been assessed to be high owing the potential loss of habitat and the alteration in the nature of the sediment outside the habitat preference of the species. Re-population is likely on return to prior conditions and recoverability has been assessed to be high (see additional information below). Fish, J.D. & Fish, S., 1996. A student's guide to the seashore. Cambridge: Cambridge University Press. South East Wales Biodiversity Records Centre, 2018. SEWBReC Myriapods, Isopods, and allied species (South East Wales). Occurrence dataset: https://doi.org/10.15468/rvxsqs accessed via GBIF.org on 2018-10-02. Read, P.A., Anderson, K.J., Matthews, J.E., Watson, P.G., Halliday, M.C. & Shiells, G.M., 1983. Effects of pollution on the benthos of the Firth of Forth. Marine Pollution Bulletin, 14, 12-16.

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Evidence Bathyporeia pelagica is an infaunal species whose feeding is not reliant upon a supply of suspended material. A reduced concentration of suspended matter may be indicative of an alteration of shore topography, resulting in the reduced deposition of material and habitat loss for the species. However, for the period of one month effects are not likely to be significant, and intolerance has been assessed to be low. The species is likely to have an immediate capacity for recovery and re-population (see additional information, below). Suchanek, T.H., 1993. Oil impacts on marine invertebrate populations and communities. American Zoologist, 33, 510-523. DOI https://doi.org/10.1093/icb/33.6.510