红鳍东方(鱼屯)(Fugurubripes)主要栖息于沿海砂泥底海域,有相互残食、咬斗、鼓腹、呜叫、潜底等习性,其毒性主要存在于卵巢、肝脏和血液中。养殖的红鳍东方纯雄性两年性成熟,雌性3年性成熟。能在4～29℃范围内生存,最适生长水温为16～25℃。水中溶氧量降到0.1毫克/升时,仍能生存。能耐低盐度,盐度降到8‰时仍能生活。 Fugurubripes mainly inhabit the coastal sand and mud bottom habitat. They share the habit of eating each other, fighting the bones, blowing their belly, crying, and diving. Their toxicity mainly exists in the ovary, liver and blood. Breed red fin Eastern pure male Biennial mature female 3 years of sexual maturity. Can survive in the range of 4 ~ 29 ℃, the optimum growth temperature is 16 ~ 25 ℃. Water dissolved oxygen dropped to 0.1 mg / L, still survive. Can tolerate low salinity, salinity down to 8 ‰ can still live.