ETFs To watch September 30, 2010 (TAN, FXY, CZM, UCO)

Here is the ETF Professor's ETF Watch for Thursday September 30, 2010. On news of some problems for Irish banks, keep an eye on the iShares MSCI Ireland Capped Investable Market Index Fund (NYSE:

). The ProShares Ultra DJ-UBS Crude Oil (NYSE:

) was up more than 4% on Wednesday. The Guggenheim Solar ETF (NYSE:

) had a strong day on Wednesday as well. Emerging markets plays of the day: Direxion Daily China Bull 3X Shares (NYSE: CZM), iShares MSCI All Peru Capped Index Fund (NYSE:

) and the SPDR S&P Emerging Markets Small Cap (NYSE:

). Forex play of the day: CurrencyShares Japanese Yen Trust (NYSE:

). Bond play of the day: PowerShares Fundamental High Yield Corporate Bond ETF (NYSE:

). Go big with energy equities and trade the Direxion Daily Energy Bull 3X Shares (NYSE:

).