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Non-toxic. Oviparous.
Baiyu (White Fish): Mainly treats stomach qi, promotes appetite and digestion, removes water qi, and makes one fat and healthy (Recorded by Famous Physicians). [Origin] *Tujing* states: Grows in rivers and lakes; the large ones are six or seven chi long.
Color: White.
Qi: Insufficient qi; deficiency of qi should be supplemented. [Ri Hua Zi says]: Assists blood vessels and brightens the eyes. [Combination Therapy]: Roasted and boiled again with green onions and vinegar, it regulates the five zang organs, assists spleen qi, aids digestion, and regulates the twelve meridians. [Contraindications]: Persons suffering from sores and boils should not eat it, as it easily induces suppuration; excessive consumption causes mental stagnation; if left overnight, it is inedible, and eating it causes coldness in the abdomen and various diseases.

Slightly toxic. Oviparous.
Guiyu (Mandarin Fish): Mainly treats evil blood in the abdomen, boosts qi and strength, makes one fat and healthy, and removes small parasites in the abdomen (Recorded by Famous Physicians). [Names]: Gui Tun, Shui Tun.
[Origin]
*Tujing* states: Grows between the Jiang and Han rivers; scales are fine, belly is large, back has black spots, and the taste is particularly strong. In ancient times, Immortal Liu Ping often ate Shi Gui Yu (Stone Cinnamon Fish); this fish still retains the name "Gui," suggesting it might be that fish. [Season] [Growth] No fixed season. [Harvest] Collect gallbladder in the twelfth lunar month. [Storage] Hang the gallbladder under the north eaves to dry in the twelfth lunar month. [Parts Used]: Flesh and gallbladder. [Texture]: Similar to Largemouth Bass (*Luzhou*). [Color]: Blackish-yellow. [Taste]: Sweet. [Nature]: Mild. [Qi]: Qi is stronger than taste; belongs to Yin within Yang. [Odor]: Fishy. [Main Actions]: Tonifies deficiency and fatigue, benefits the spleen, removes intestinal wind and bloody diarrhea. [Combination Therapy]: Gallbladder collected in the twelfth lunar month, take an amount the size of a soap bean, decoct with wine, sip warm slowly. It treats all types of bone splinters in adults and children, or bamboo/wood splinters stuck in the throat that cannot come down. After taking the medicine, if belching occurs, the bone will be expelled with phlegm; if not expelled, drink more warm wine to induce vomiting, which is ideal. Drink wine according to tolerance. If still not expelled, decoct another piece and take it; none fail to expel. This medicine works for any bone splinter lodged in the zang-fu organs for a long time, causing pain, yellow complexion, and emaciation; after taking it, they are all expelled. [Contraindications]: Patients with cold-dampness should not eat it.

Non-toxic. Includes eyes, gallbladder, and occipital bone. Oviparous.
Qingyu (Black Carp): Mainly treats Hong Kong Jiao (pedal edema/swelling), damp-bi syndrome onset. Opposite to those who consume stone minerals. ○ Eyes: Mainly enables night vision. ○ Occipital bone in head: Steamed and dried to substitute for amber; rubbed and taken internally, mainly treats heart and abdominal pain. ○ Gallbladder: Mainly treats dim vision; drip juice into eyes and apply to malignant sores (Recorded by Famous Physicians). [Origin] *Tujing* states: Grows in rivers and lakes; now found in northern regions too. Resembles Carp and Grass Carp but has a straight blue-green back. Southerners often use it to make *kuai* (sliced raw fish). Ancient character is "Qing" (鲭), referred to as "Wuhou Qing." The occipital bone is steamed to release qi, sun-dried until hard, resembling amber, said to substitute for amber, but actually not. In Jingchu region, this fish's occipital bone is boiled and beaten into vessels, which is excellent. Gallbladder and eyes are also used medicinally. [Season] [Growth] No fixed season. [Harvest] No fixed season. [Parts Used]: Flesh, eyes, occipital bone, gallbladder. [Texture]: Similar to Carp but rounder body and smaller head. [Color]: Blue-green. [Taste]: Sweet. [Nature]: Mild. [Qi]: Thin qi; belongs to Yin within Yang. [Odor]: Fishy. [Treatment] [Efficacy] [Ri Hua Zi says]: Removes leg weakness and restlessness. [Xiao Bing says]: Removes sudden qi stagnation, taken as powder, stops abdominal pain; boiled plainly, removes Hong Kong Jiao and leg weakness. [Sun Simiao says]: Gallbladder dried in shade, hold a small amount in mouth, swallow saliva, treats throat closure and bone splinters lodged in bones until healed. [Shiliao Yun]: Occipital bone treats sudden heart pain, calms water qi, taken as water decoction. [Tonification] [Ri Hua Zi says]: Boosts qi and strength. [Combination Therapy]: Boiled with white parts of leeks to treat Hong Kong Jiao weakness and restlessness, benefits...