a freshwater sailor.
内河航行手
a freshwater sailor.
内河航行手
freshwater and marine fish.
淡鱼和海鱼。
freshwater fish; freshwater lakes.
淡鱼;淡湖
marine and freshwater eukaryotic algae
海洋和淡真核藻
a lake fed by a freshwater inflow.
一个流入淡湖
the freshwater shrimp becomes scarce in soft water.
软中淡虾变得少见了。
small freshwater sculpin of Europe and North America.
欧洲和北美洲淡中一种小锯鱼。
Baits: Crab, worm, Bass yabby, freshwater yabby, chicken.
什么饵都快可以了,您就照着方拿药吧。
Coal is formed from the remains of freshwater plants.
煤是由淡植物遗骸形成。
small freshwater crustaceans with a shield-shaped carapace
长有盾牌状甲壳小型淡甲壳动物
The one sawfish species that did not receive the highest level of protection is a freshwater sawfish found in Australia.
目前唯一一种未被列为高度保护钜鲛,为发现于澳洲淡锯鲛。
small freshwater branchiopod having a transparent body with many appendages;
身体透明并有许多附肢淡小型鳃足动物;
Objective To study the infection of freshwater fishes with the encysted metacercaria of Clonorchis sinensis.
目了解淡鱼华支睾吸虫囊蚴感染情况。
A freshwater food and game fish(Stizostedium vitreum) of North America, having large staring eyes.
大眼鰤一种淡食用与捕猎鱼,(大眼),于北美,具有大而凝视眼睛
small freshwater branchiopod having a transparent body with many appendages; swims on its back.
身体透明并有许多附肢淡小型鳃足动物;倒置游动。
primitive eellike freshwater or anadromous cyclostome having round sucking mouth with a rasping tongue.
原始似鳗淡或淡中卵圆口纲脊椎动物,它们有长有吮吸嘴,嘴内有锉舌。
peripheral division The division of freshwater fishes very tolerant of salty water, such as salmon, plotosid catfish, sticklebacks, and gobies.
周缘部门对于咸非常有容忍力淡鱼部门,例如鲑鱼、鳗鲶、棘鱼与鰕虎鱼。
Freshwater and suitable concentration of formalin, copper sulfate and sodium salinomycin were the better way to prevent and cure Cryptocaryoniosis.
在药物防治刺激隐核虫研究中发现淡和合适浓度福尔马林、硫酸铜和盐霉素钠是比较好防治办法。
A freshwater fish (Anabas testudineus) of tropical Asia, having modified gills allowing it to breathe air and pectoral fins adapted for traveling on land.
攀鲈:一种淡鱼(攀鲈攀鲈属),长于亚洲热带地区,有可呼吸空气变化鳃及适于在陆地行走胸鳍
Benthos The organisms that live on the bottom sediments of freshwater and marine ecosystems. They include plants and algae (phytobenthos) that grow below low tide mark.
底栖物(海底物):在淡或海洋态系统底部活物体。包括一些底植物和藻类。
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