I first saw his pictures on my Instagram Feed (@metrokat in case you want to follow... Read more AIPTASIA!!! - Reef Tank Pest Control #1: Eliminate Those Nems! https://mdshop.us/AiptasiaNewsletter Aiptasia are hardy anemones that typically enter your aquarium as a hitchhiker on live...
(消毒剂) on your hands and then putting your fingers in the tank, you've polluted the tank, " said Hodges.Each year in May, she takes her students on the Salmon Field Trip, where they will name the fish and get to release the salmon they've raised in class."The best part is ...
阅读理解 体裁:记叙文主题语境:学校生活 难度:★★★☆☆Kenny Lake School in Copper Center, Alaska, is small, with about 60 students from kindergarten to high school seniors. It's even smaller in winter when some parents home-school their children because of the long drives and slippery roads....
garden sculpture / City sculpture , Archaize stone , fish tank / stone runnel , Embrace drum stone , Mount stone , marble lamp , millstone / Hammer cloth stone , Archaize statue , Archaize anaglyph/ desks and chairs , horse / Terra-Cotta Warriors , Tsing lung white tiger Rosefinch xuanwu ...
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(delayed) toxicity of acutely sublethal exposure to copper on the locomotor and orientation behaviour of marine teleosts, the movements of individual sea catfish, Arius felis , and sheepshead porgy, Archosargus probatocephalus , were monitored electronically in a multiple-choice rosette tank ...
During the months when the salmon are in the classroom, students like to sit by the tank to observe. They like to calculate when the salmon will turn from eggs to young fish based on the temperature of the tank. To them, it’s not practicing math problems: it’s predicting the future...
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Catfish not exposed to copper sulphate suffered 35.5% mortality while catfish exposed to copper sulphate experienced 14.1% mortality. Copper concentrations were the same in tank waters of both exposed and control fish at the time of challenge, eliminating the possibility that copper in the water ...
Copperband butterflies are known to nip at reefs when searching for food. However, the fish are considered a reef-safe species because they don’t deliberately attack corals, so it’s okay to house them in a tank with a large reef. ...