Generally when my husband ejaculates it is clumpy, but the last 2 or 3 times it has had no clumps. is this a cause for concern? ttc cycle 10.

Not clumpy sounds ok: Semen is a smooth, sticky liquid that's not described as clumpy. Having "not clumpy" semen sounds normal. If a couple is trying to conceive, how would the woman know the semen ejaculated with a clumpy / non-clumpy appearance? The semen would have been ejaculated directly, deep into her vagina. If such a couple had sex twice a day on her fertile days for almost a year, a fertility dr. Can evaluate.

Ejaculates: I know of no causes of a clumpy or watery ejaculate. Probably a normal variant.