2.5 billion large yellow croaker fries to be released in Ningde, China's Fujian -Xinhua

Workers display large yellow croaker fries at a mariculture farm in Ningde, southeast China's Fujian Province, April 25, 2026.

Rising temperatures have ushered in the prime period for release of seedlings in spring at Ningde's mariculture zone for large yellow croakers. Farmers here are expected to release about 2.5 billion fries during this time window when seawater temperatures stabilize at around 12 degrees Celsius.

Ningde serves as a major production base for large yellow croakers in the country, contributing 8 out of every 10 farmed large yellow croakers nationwide.

The city's output of large yellow croakers hit 222,440 tonnes in 2025, garnering a combined output value of over 20 billion yuan (about 2.92 billion U.S. dollars) for the entire industrial line here. (Xinhua/Jiang Kehong)

An aerial drone photo taken on April 25, 2026 shows workers transferring large yellow croaker fries from fish farming platforms to a perforated boat at a mariculture farm in Ningde, southeast China's Fujian Province.

Ningde serves as a major production base for large yellow croakers in the country, contributing 8 out of every 10 farmed large yellow croakers nationwide.

Farmers transfer large yellow croaker fries from a perforated boat at a mariculture farm in Xiapu County, Ningde, southeast China's Fujian Province, April 25, 2026.

Ningde serves as a major production base for large yellow croakers in the country, contributing 8 out of every 10 farmed large yellow croakers nationwide.

Workers collect large yellow croaker fries from fish farming platforms at a mariculture farm in Ningde, southeast China's Fujian Province, April 25, 2026.

Ningde serves as a major production base for large yellow croakers in the country, contributing 8 out of every 10 farmed large yellow croakers nationwide.

Workers collect large yellow croaker fries from fish farming platforms at a mariculture farm in Ningde, southeast China's Fujian Province, April 25, 2026.

Ningde serves as a major production base for large yellow croakers in the country, contributing 8 out of every 10 farmed large yellow croakers nationwide.

Farmers release large yellow croaker fries into fish farming platforms at a mariculture farm in Xiapu County, Ningde, southeast China's Fujian Province, April 25, 2026.

Ningde serves as a major production base for large yellow croakers in the country, contributing 8 out of every 10 farmed large yellow croakers nationwide.

Workers collect large yellow croaker fries from fish farming platforms at a mariculture farm in Ningde, southeast China's Fujian Province, April 25, 2026.

Ningde serves as a major production base for large yellow croakers in the country, contributing 8 out of every 10 farmed large yellow croakers nationwide.

Workers collect large yellow croaker fries from fish farming platforms at a mariculture farm in Ningde, southeast China's Fujian Province, April 25, 2026.

Ningde serves as a major production base for large yellow croakers in the country, contributing 8 out of every 10 farmed large yellow croakers nationwide.

Farmers release large yellow croaker fries into fish farming platforms at a mariculture farm in Xiapu County, Ningde, southeast China's Fujian Province, April 25, 2026.

Ningde serves as a major production base for large yellow croakers in the country, contributing 8 out of every 10 farmed large yellow croakers nationwide.

Farmers release large yellow croaker fries into fish farming platforms at a mariculture farm in Xiapu County, Ningde, southeast China's Fujian Province, April 25, 2026.

Ningde serves as a major production base for large yellow croakers in the country, contributing 8 out of every 10 farmed large yellow croakers nationwide.

Farmers transfer large yellow croaker fries from a perforated boat at a mariculture farm in Xiapu County, Ningde, southeast China's Fujian Province, April 25, 2026.

Ningde serves as a major production base for large yellow croakers in the country, contributing 8 out of every 10 farmed large yellow croakers nationwide.

An aerial drone photo taken on April 25, 2026 shows a perforated boat loaded with large yellow croaker fries arriving at a mariculture farm in Xiapu County, Ningde, southeast China's Fujian Province.

Ningde serves as a major production base for large yellow croakers in the country, contributing 8 out of every 10 farmed large yellow croakers nationwide.

An aerial drone photo taken on April 25, 2026 shows a perforated boat loaded with large yellow croaker fries sailing at a mariculture farm in Xiapu County, Ningde, southeast China's Fujian Province.

Ningde serves as a major production base for large yellow croakers in the country, contributing 8 out of every 10 farmed large yellow croakers nationwide.

An aerial drone photo taken on April 25, 2026 shows a perforated boat loaded with large yellow croaker fries sailing toward a mariculture farm in Xiapu County, Ningde, southeast China's Fujian Province.

Ningde serves as a major production base for large yellow croakers in the country, contributing 8 out of every 10 farmed large yellow croakers nationwide.