Found 1 exchange where Orca is traded for BTC. According to the data on 31 August the most optimal price to exchange ORCA for BTC is ₿0.000021 for 1 Orca. This rate is fixed at Upbit at the maximum trading volume of the pair ORCA/BTC - 0 BTC.
The maximum daily trading volume is observed in the ORCA/KRW trading pair at Upbit and reaches ₿ 51.07 (0.589% of the exchange's total trading volumes) at the price ₿ 0.000017 per 1 ORCA.
The minimum price to buy ORCA for BTC is 0.000021 - on the exchange Upbit.
The maximum price to buy ORCA/BTC is 0.000021 - on the exchange Upbit.
Warning: some ORCA markets show an abnormally wide spread — those quotes may be unreliable (thin liquidity or off-market trades). Cross-check the volume against several venues.